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Fainting | https://www.nhs.uk/conditions/fainting/ | Fainting is when you pass out for a short time. It's not usually a sign of something serious, but if it happens you should see a GP.
Causes of fainting
There are many reasons why someone might faint. Causes include:standing up too quickly – this could be a sign of low blood pressurenot eating or drinking enoughbeing t... |
Falls | https://www.nhs.uk/conditions/falls/ | Anyone can have a fall, but older people are more vulnerable and likely to fall, especially if they have a long-term health condition. Falls are a common, but often overlooked, cause of injury. Around 1 in 3 adults over 65 and half of people over 80 will have at least one fall a year. Most falls do not result in seriou... |
Farting (flatulence) | https://www.nhs.uk/conditions/flatulence/ | Farting, also known as flatulence or wind, is normal. There are things you can do if you fart a lot or it's smelly. Sometimes it can be a sign of a health condition.
Check if your farting is normal
Farting is usually nothing to worry about. Everyone farts, some people more than others. What's normal is different for e... |
Febrile seizures | https://www.nhs.uk/conditions/febrile-seizures/ | A febrile seizure (febrile convulsion or fit) can sometimes happen when a child has a high temperature. It's not usually serious, but it's important to get medical help if your child has a seizure. A febrile seizure can seem frightening, but it's unlikely to harm your child or cause long-term effects.
Check if it's a ... |
Feeling sick (nausea) | https://www.nhs.uk/conditions/feeling-sick-nausea/ | Feeling sick (nausea) is common and usually goes away on its own. There are some things you can try that might help.
Things that may help you stop feeling sick
Do
get plenty of fresh air
distract yourself – for example, listen to music or watch a film
take regular sips of a cold drink
drink ginger or peppermint t... |
Female genital mutilation (FGM) | https://www.nhs.uk/conditions/female-genital-mutilation-fgm/ | Female genital mutilation (FGM) is a procedure where the female genitals are deliberately cut, injured or changed, but there's no medical reason for this to be done. It's also known as female circumcision or cutting, and by other terms, such as Sunna, gudniin, halalays, tahur, megrez and khitan, among others. FGM is us... |
Femoral hernia repair | https://www.nhs.uk/conditions/femoral-hernia-repair/ | A hernia occurs when an internal part of the body pushes through a weakness in the muscle or surrounding tissue wall. Your muscles are usually strong and tight enough to keep your intestines and organs in place, but a hernia can develop if there are any weak spots.
Femoral herniaA femoral hernia is a rare type of hern... |
Fetal alcohol spectrum disorder | https://www.nhs.uk/conditions/fetal-alcohol-spectrum-disorder/ | If you drink alcohol during pregnancy you risk causing harm to your baby. Sometimes this can result in mental and physical problems in the baby, called fetal alcohol spectrum disorder (FASD). FASD can happen when alcohol in the mother's blood passes to her baby through the placenta. Your baby cannot process alcohol wel... |
Fever in adults, see High temperature (fever) in adults | https://www.nhs.uk/conditions/fever-in-adults/ | What is a high temperature?
Normal body temperature is different for everyone and changes during the day. A high temperature is usually considered to be 38C or above. This is sometimes called a fever.
Check if you have a high temperature
You may have a high temperature if:your chest or back feel hotter than usualyou h... |
Fever in children, see High temperature (fever) in children | https://www.nhs.uk/conditions/fever-in-children/ | A high temperature (fever) is very common in young children. The temperature usually returns to normal within 1 to 4 days.
Checking a high temperature
A normal temperature in babies and children can vary slightly from child to child. A high temperature is 38C or more. If your child has a high temperature, they might:f... |
Fibroids | https://www.nhs.uk/conditions/fibroids/ | Fibroids are non-cancerous growths that develop in or around the womb (uterus). The growths are made up of muscle and fibrous tissue, and vary in size. They're sometimes known as uterine myomas or leiomyomas. Many women are unaware they have fibroids because they do not have any symptoms. Women who do have symptoms (ar... |
Fibromyalgia | https://www.nhs.uk/conditions/fibromyalgia/ | Fibromyalgia, also called fibromyalgia syndrome (FMS), is a long-term condition that causes pain all over the body.
Symptoms of fibromyalgia
As well as widespread pain, other symptoms of fibromyalgia include:increased sensitivity to painmuscle stiffnessdifficulty getting to sleep or staying asleep, which can make you ... |
Finger pain | https://www.nhs.uk/conditions/hand-pain/finger-pain/ | There are many causes of finger pain. You can often ease the pain yourself. But see a GP if the pain does not improve.
How you can ease finger pain yourself
If you see a GP about pain in your finger, they'll usually suggest you try these things:
Do
rest your finger when you can
put an ice pack (or a bag of frozen p... |
First aid | https://www.nhs.uk/conditions/first-aid/ | Every year in the UK, thousands of people die or are seriously injured in incidents. Many deaths could be prevented if first aid was given before emergency services arrive.
What to do
If someone is injured, you should:first check that you and the injured person aren't in any danger, and, if possible, make the situatio... |
Fits (children with fever), see Febrile seizures | https://www.nhs.uk/conditions/febrile-seizures/ | A febrile seizure (febrile convulsion or fit) can sometimes happen when a child has a high temperature. It's not usually serious, but it's important to get medical help if your child has a seizure. A febrile seizure can seem frightening, but it's unlikely to harm your child or cause long-term effects.
Check if it's a ... |
Fits (seizures), see What to do if someone has a seizure (fit) | https://www.nhs.uk/conditions/what-to-do-if-someone-has-a-seizure-fit/ | If you see someone having a seizure or fit, there are some simple things you can do to help. It might be scary to witness, but do not panic. If you're with someone having a seizure:only move them if they're in danger, such as near a busy road or hot cookercushion their head if they're on the groundloosen any tight clot... |
Flat feet | https://www.nhs.uk/conditions/flat-feet/ | Check if you have flat feet
To see if you have flat feet, check the inner sides of your feet while you're standing up.
If you have flat feet, your feet will be flat on the ground.
Credit: Darrell Perry/SCIENCE PHOTO LIBRARY https://www.sciencephoto.com/media/618022/view
You do not have flat feet if the inside part o... |
Flat head syndrome, see Plagiocephaly and brachycephaly (flat head syndrome) | https://www.nhs.uk/conditions/plagiocephaly-brachycephaly/ | Babies sometimes develop a flattened head when they're a few months old, usually as a result of them spending a lot of time lying on their back. This is known as flat head syndrome, and there are 2 main types:plagiocephaly – the head is flattened on one side, causing it to look asymmetrical; the ears may be misaligned ... |
Flatulence, see Farting (flatulence) | https://www.nhs.uk/conditions/flatulence/ | Farting, also known as flatulence or wind, is normal. There are things you can do if you fart a lot or it's smelly. Sometimes it can be a sign of a health condition.
Check if your farting is normal
Farting is usually nothing to worry about. Everyone farts, some people more than others. What's normal is different for e... |
Floaters and flashes in the eyes | https://www.nhs.uk/conditions/floaters-and-flashes-in-the-eyes/ | Dots and lines (floaters) or flashes of light in your vision are common. They're not usually serious.
Check if you have floaters and flashes
Floaters in your vision can look like:small dark dotssquiggly linesringscobwebsFlashes look like sudden flashes of light. They're usually harmless and not a sign of anything seri... |
Flu | https://www.nhs.uk/conditions/flu/ | Flu will often get better on its own, but it can make some people seriously ill. It's important to get the flu vaccine if you're advised to.
Check if you have flu
Flu symptoms come on very quickly and can include:a sudden high temperaturean aching bodyfeeling tired or exhausteda dry cougha sore throata headachedifficu... |
Food allergy | https://www.nhs.uk/conditions/food-allergy/ | A food allergy is where your body reacts to certain foods. It's often mild, but can be very serious for some people.
Check if it's a food allergy
Symptoms of a food allergy can affect any part of the body, including different parts of the body at the same time. Common symptoms of a food allergy include:feeling dizzy o... |
Food colours and hyperactivity | https://www.nhs.uk/conditions/food-colours-and-hyperactivity/ | Research has found a possible link between certain artificial colours used in food and problems with hyperactivity in children. If your child is overactive and struggles to concentrate, it might help to cut down on these colours in their diet. But speak to their GP first.
Food colours linked to hyperactivity
All food ... |
Food intolerance | https://www.nhs.uk/conditions/food-intolerance/ | A food intolerance is when you have difficulty digesting certain foods or ingredients in food. It's not usually serious, but eating the food you're intolerant to can make you feel unwell.
Check if you have a food intolerance
If you have a food intolerance, you usually get symptoms a few hours after eating the food or ... |
Food poisoning | https://www.nhs.uk/conditions/food-poisoning/ | Food poisoning is rarely serious and usually gets better within a week. You can normally treat yourself or your child at home.
Check if you have food poisoningSymptoms of food poisoning include:feeling sick (nausea)diarrhoeabeing sick (vomiting)stomach crampsa high temperature of 38C or abovefeeling generally unwell –... |
Foot drop | https://www.nhs.uk/conditions/foot-drop/ | Foot drop (drop foot) is where it's difficult to lift or move your foot and toes. It usually affects 1 foot and can affect the way you walk.
Causes of foot drop
The most common cause of foot drop is an injury to a nerve that runs down your leg and controls the muscles that lift your foot. This can be caused by:sports ... |
Foot pain | https://www.nhs.uk/conditions/foot-pain/ | Ankle pain
Heel pain
Toe pain
Pain in the top of the foot
Pain in the bottom of the foot
Pain in the ball of the foot |
Foreskin problems, see Tight foreskin (phimosis) | https://www.nhs.uk/conditions/phimosis/ | It's normal for babies and young boys to have a tight foreskin (phimosis), but adults can also be affected. See a GP if your or your child's foreskin is sore or swollen.
Check if you or your child has a tight foreskin
The foreskin is the thin layer of skin that covers the end of the penis. If you or your child has a t... |
Frontotemporal dementia | https://www.nhs.uk/conditions/frontotemporal-dementia/ | Frontotemporal dementia is an uncommon type of dementia that causes problems with behaviour and language. Dementia is the name for problems with mental abilities caused by gradual changes and damage in the brain. Frontotemporal dementia affects the front and sides of the brain (the frontal and temporal lobes). Dementia... |
Frostbite | https://www.nhs.uk/conditions/frostbite/ | Frostbite is damage to skin and tissue caused by exposure to freezing temperatures – typically any temperature below -0.55C (31F). Frostbite can affect any part of your body, but the extremities, such as the hands, feet, ears, nose and lips, are most likely to be affected. The symptoms of frostbite usually begin with t... |
Frozen shoulder | https://www.nhs.uk/conditions/frozen-shoulder/ | Check if you have frozen shoulder
The 2 main symptoms of frozen shoulder are:pain in your shoulder which can be worse at night and disturb sleepstiffness in your shoulder which makes it difficult to moveFrozen shoulder can take months or years to get better. But the pain and stiffness will usually go away eventually.
... |
Functional neurological disorder, see Medically unexplained symptoms | https://www.nhs.uk/conditions/medically-unexplained-symptoms/ | Many people have persistent physical symptoms, such as dizziness or pain, that don't appear to be caused by a medical condition. They are sometimes known as medically unexplained symptoms when they last for more than a few weeks, but doctors can't find a problem with the body that may be the cause. This doesn't mean th... |
Fungal nail infection | https://www.nhs.uk/conditions/fungal-nail-infection/ | Check if you have a fungal nail infection
Fungal nail infections usually affect your toenails, but you can sometimes get them on your fingernails, too.
Fungal nail infections usually start at the edge of the nail.
Credit: john shepherd / Alamy Stock Photo https://www.alamy.com/stock-photo-toenail-fungus-57903251.html... |
Gallbladder cancer | https://www.nhs.uk/conditions/gallbladder-cancer/ | What is gallbladder cancer?
Symptoms
Causes
Tests and next steps
Treatment
Help and support |
Gallbladder pain, see Acute cholecystitis | https://www.nhs.uk/conditions/acute-cholecystitis/ | Acute cholecystitis is inflammation of the gallbladder. It usually happens when a gallstone blocks the cystic duct. Gallstones are small stones, usually made of cholesterol, that form in the gallbladder. The cystic duct is the main opening of the gallbladder. Gallstones are very common, affecting more than 1 in 10 adul... |
Gallbladder removal | https://www.nhs.uk/conditions/gallbladder-removal/ | Gallbladder removal surgery, also known as a cholecystectomy, is a very common procedure. The gallbladder is a small, pouch-like organ in the upper right part of your tummy. It stores bile, a fluid produced by the liver that helps break down fatty foods. You don't need a gallbladder, so surgery to take it out is often ... |
Gallstones | https://www.nhs.uk/conditions/gallstones/ | Gallstones are small stones, usually made of cholesterol, that form in the gallbladder. In most cases, they do not cause any symptoms and do not need to be treated.
Symptoms of gallstones
Gallstones often have no symptoms. But if a gallstone becomes trapped in an opening (duct) inside the gallbladder, it can trigger a... |
Ganglion cyst | https://www.nhs.uk/conditions/ganglion/ | A ganglion cyst is a fluid-filled swelling that usually develops near a joint or tendon. The cyst can range from the size of a pea to the size of a golf ball.
Symptoms of a ganglion cyst
Ganglion cysts look and feel like a smooth lump under the skin. They're made up of a thick, jelly-like fluid called synovial fluid, ... |
Gangrene | https://www.nhs.uk/conditions/gangrene/ | Gangrene is a serious condition where a loss of blood supply causes body tissue to die. It can affect any part of the body but typically starts in the toes, feet, fingers and hands. Gangrene can occur as a result of an injury, infection or a long-term condition that affects blood circulation. Symptoms of gangrene inclu... |
Gastrectomy | https://www.nhs.uk/conditions/gastrectomy/ | A gastrectomy is a medical procedure where all or part of the stomach is surgically removed.
When a gastrectomy is neededA gastrectomy is often used to treat stomach cancer. Less commonly, it's used to treat:life-threatening obesityoesophageal cancerstomach ulcers (peptic ulcers)non-cancerous tumoursGastrectomy is usu... |
Gastritis | https://www.nhs.uk/conditions/gastritis/ | Gastritis is when the lining of your stomach becomes irritated (inflamed). It can cause pain, indigestion and feeling sick. Treatments include antacids, alginates and antibiotics.
Check if you have gastritis
Symptoms of gastritis include:tummy painindigestionfeeling full and bloatedfeeling sick (nausea)being sick (vom... |
Gastro-oesophageal reflux disease (GORD), see Heartburn and acid reflux | https://www.nhs.uk/conditions/heartburn-and-acid-reflux/ | Heartburn is a burning feeling in the chest caused by stomach acid travelling up towards the throat (acid reflux). If it keeps happening, it may be called gastro-oesophageal reflux disease (GORD).
Check if you have acid reflux
The main symptoms of acid reflux are:heartburn – a burning sensation in the middle of your c... |
Gastroenteritis, see Diarrhoea and vomiting | https://www.nhs.uk/conditions/diarrhoea-and-vomiting/ | Diarrhoea and vomiting are common in adults, children and babies. They're often caused by a stomach bug and should stop in a few days. The advice is the same if you have diarrhoea and vomiting together or separately.
How to treat diarrhoea and vomiting yourself
Diarrhoea and vomiting can usually be treated at home. Th... |
Gastroparesis | https://www.nhs.uk/conditions/gastroparesis/ | Gastroparesis is where food passes through the stomach slower than it should. It's a long-term condition that can be managed with diet changes, medicines and other treatments.
Check if you have gastroparesis
Symptoms of gastroparesis start after eating and may include:feeling full sooner than usual – you may be unable... |
Gastroscopy | https://www.nhs.uk/conditions/gastroscopy/ | A gastroscopy is a test to check inside your throat, food pipe (oesophagus) and stomach, known as the upper part of your digestive system. This test can help find what's causing your symptoms. A long, thin, flexible tube with a small camera inside it is passed into your mouth then down your throat and into your stomach... |
Gender dysphoria | https://www.nhs.uk/conditions/gender-dysphoria/ | Gender dysphoria is a term that describes a sense of unease that a person may have because of a mismatch between their biological sex and their gender identity. This sense of unease or dissatisfaction may be so intense it can lead to depression and anxiety and have a harmful impact on daily life.
What is gender identi... |
General anaesthesia | https://www.nhs.uk/conditions/general-anaesthesia/ | General anaesthesia is a state of controlled unconsciousness. During a general anaesthetic, medicines are used to send you to sleep, so you're unaware of surgery and do not move or feel pain while it's carried out. General anaesthesia is used for surgical procedures where it's safer or more comfortable for you to be un... |
Genetic and genomic testing | https://www.nhs.uk/conditions/genetic-and-genomic-testing/ | Genetic testing – sometimes called genomic testing – finds changes in genes that can cause health problems. It's mainly used to diagnose rare and inherited health conditions and some cancers. Why would I be offered a genetic test?You may be offered a genetic test because:your doctor thinks you might have a health condi... |
Genetic test for cancer gene, see Predictive genetic tests for cancer risk genes | https://www.nhs.uk/conditions/predictive-genetic-tests-cancer/ | Cancer is not usually inherited, but some types – mainly breast, ovarian, colorectal and prostate cancer – can be strongly influenced by genes and can run in families. We all carry certain genes that are normally protective against cancer. These genes correct any DNA damage that naturally happens when cells divide. Inh... |
Genital herpes | https://www.nhs.uk/conditions/genital-herpes/ | Genital herpes is a sexually transmitted infection (STI) passed on through vaginal, anal and oral sex. Treatment from a sexual health clinic can help. Symptoms clear up on their own but can come back.
Check if you have genital herpes
Symptoms of genital herpes include:small blisters that burst to leave red, open sores... |
Genital warts | https://www.nhs.uk/conditions/genital-warts/ | Genital warts are small, rough lumps that can appear around the vagina, penis or anus. They're a common sexually transmitted infection (STI). Treatment from a sexual health clinic can help.
Check if you have genital warts
It can take a few weeks or months for genital warts to appear after having sex with someone who i... |
German measles, see Rubella (german measles) | https://www.nhs.uk/conditions/rubella/ | Rubella (german measles) is a rare illness that causes a spotty rash. It usually gets better in about a week, but it can be serious if you get it when you're pregnant.
Check if you or your child have rubella
The main symptom of rubella is a spotty rash that starts on the face or behind the ears and spreads to the neck... |
Gestational diabetes | https://www.nhs.uk/conditions/gestational-diabetes/ | Gestational diabetes is high blood sugar (glucose) that develops during pregnancy and usually disappears after giving birth. It can happen at any stage of pregnancy, but is more common in the second or third trimester. It happens when your body cannot produce enough insulin – a hormone that helps control blood sugar le... |
Giant cell arteritis, see Temporal arteritis | https://www.nhs.uk/conditions/temporal-arteritis/ | Temporal arteritis (giant cell arteritis) is where the arteries, particularly those at the side of the head (the temples), become inflamed. It's serious and needs urgent treatment.
Symptoms of temporal arteritis
The symptoms of temporal arteritis depend on which arteries are affected. The main symptoms are:frequent, s... |
Giardiasis | https://www.nhs.uk/conditions/giardiasis/ | Giardiasis is a tummy bug that causes symptoms like diarrhoea, farting and bloating. It usually goes away in about a week if it's treated, but it can sometimes last much longer.
How giardiasis is spread
You can get giardiasis through direct contact with infected people or animals, or from swallowing contaminated water... |
Gigantism, see Acromegaly | https://www.nhs.uk/conditions/acromegaly/ | Acromegaly is a rare condition where the body produces too much growth hormone, causing body tissues and bones to grow more quickly. Over time, this leads to abnormally large hands and feet, and a wide range of other symptoms. Acromegaly is usually diagnosed in adults aged 30 to 50, but it can affect people of any age.... |
Gilbert's syndrome | https://www.nhs.uk/conditions/gilberts-syndrome/ | In Gilbert's syndrome, slightly higher than normal levels of a substance called bilirubin build up in the blood. Bilirubin is a yellow substance found naturally in the blood. It forms as a by-product when old red blood cells are broken down.
Symptoms of Gilbert's syndrome
Most people with Gilbert's syndrome have occas... |
Glandular fever | https://www.nhs.uk/conditions/glandular-fever/ | Glandular fever is a viral infection that mostly affects teenagers and young adults. It gets better without treatment, but it can last for weeks and make you feel very ill.
Check if it's glandular fever
Glandular fever is most common in people aged 15 to 24 years old. Symptoms of glandular fever may include:high tempe... |
Glaucoma | https://www.nhs.uk/conditions/glaucoma/ | Glaucoma is a common eye condition where the optic nerve, which connects the eye to the brain, becomes damaged. It's usually caused by fluid building up in the front part of the eye, which increases pressure inside the eye. Glaucoma can lead to loss of vision if it's not diagnosed and treated early. It can affect peopl... |
Glomerulonephritis | https://www.nhs.uk/conditions/glomerulonephritis/ | Glomerulonephritis is damage to the tiny filters inside your kidneys (the glomeruli). It's often caused by your immune system attacking healthy body tissue. If glomerulonephritis is mild, it does not usually cause any noticeable symptoms. It's more likely to be diagnosed when blood or urine tests are carried out for an... |
Glue ear | https://www.nhs.uk/conditions/glue-ear/ | Glue ear is where the middle part of the ear canal fills up with fluid. This can cause temporary hearing loss. It usually clears up within 3 months, but see a GP about any hearing problems.
Check if it's glue ear
The most common symptom of glue ear is temporary hearing loss. It can affect both ears at the same time. O... |
Glutaric aciduria type 1 | https://www.nhs.uk/conditions/glutaric-aciduria/ | Glutaric aciduria type 1 (GA1) is a rare but serious inherited condition. It means the body can't process certain amino acids ("building blocks" of protein), causing a harmful build-up of substances in the blood and urine. Normally, our bodies break down protein foods like meat and fish into amino acids. Any amino acid... |
Goitre | https://www.nhs.uk/conditions/goitre/ | A goitre is a lump or swelling at the front of the neck caused by a swollen thyroid. The thyroid is a small gland in your neck that makes hormones. Goitres are not usually serious but should be checked by a GP.
Check if you have a goitre
The main symptom of a goitre is a swelling at the front of the neck, which is usu... |
Gonorrhoea | https://www.nhs.uk/conditions/gonorrhoea/ | Gonorrhoea is a sexually transmitted infection (STI) caused by bacteria called Neisseria gonorrhoeae or gonococcus. It used to be known as "the clap".
How gonorrhoea is spread
The bacteria that cause gonorrhoea are mainly found in discharge from the penis and in vaginal fluid. Gonorrhoea is easily passed between peopl... |
Gout | https://www.nhs.uk/conditions/gout/ | Gout is a type of arthritis that causes sudden, severe joint pain. Painkillers can help the pain and healthier lifestyle choices can prevent future attacks.
Check if it's gout
The main symptoms of gout are:sudden severe pain in a joint – usually your big toe, but it can be in other joints in your feet, ankles, hands, ... |
Granuloma annulare | https://www.nhs.uk/conditions/granuloma-annulare/ | Granuloma annulare is a skin condition that often looks like a ring of bumps. It sometimes clears up without treatment, but it can take a long time and it may come back. See a GP if you have bumps or lumps on your skin that do not go way in a few weeks.
Check if you have granuloma annulare
Granuloma annulare mainly af... |
Granulomatosis with polyangiitis (GPA) | https://www.nhs.uk/conditions/granulomatosis-with-polyangiitis/ | GPA was previously called Wegener's granulomatosis.
Symptoms of granulomatosis with polyangiitis (GPA)
Granulomatosis with polyangiitis (GPA) is a type of vasculitis, which is an inflammation of the blood vessels. Symptoms vary between people, and can be mild or severe. In some people, they come on slowly over many mo... |
Group B strep | https://www.nhs.uk/conditions/group-b-strep/ | Group B strep is normally harmless and most people will not realise they have it. It's usually only a problem:if you're pregnant – it could spread to your babyin young babies – it can make them very illif you're older or you're already very ill – it can cause repeated or serious infectionsThis page focuses on group B s... |
Growing pains | https://www.nhs.uk/conditions/growing-pains/ | Growing pains is a term used for leg pain that is common in children aged 3 to 12. It's harmless and usually gets better on its own. The pain can be treated with painkillers like paracetamol.
Check if it's growing pains
The symptoms of growing pains can come and go over months, even years. The pain is usually:an achin... |
Guillain-Barré syndrome | https://www.nhs.uk/conditions/guillain-barre-syndrome/ | Symptoms of Guillain-Barré syndrome
Guillain-Barré syndrome affects your senses, your movement and things such as breathing and your heartbeat. It usually affects your arms and legs first before you get symptoms in other parts of your body. Symptoms usually get worse over the first 2 to 4 weeks. You might feel tingling... |
Gum disease | https://www.nhs.uk/conditions/gum-disease/ | Gum disease is where the gums become red, swollen and sore, and bleed. It's very common, but it's important to get it checked by a dentist.
Check if you have gum disease
Symptoms of gum disease include:your gums bleeding when you brush your teeth, floss or eat hard foods such as applesyour gums becoming swollen, red a... |
Gynaecomastia | https://www.nhs.uk/conditions/gynaecomastia/ | Check if you have gynaecomastia
Gynaecomastia affects men and boys. The main symptom is getting bigger breasts than usual. Your nipples or breasts may also look swollen or feel sore.1 or both breasts may be affected.
Non-urgent advice: See a GP if you:
are worried about the size of your breasts, or how they lookhave ... |
Haemochromatosis | https://www.nhs.uk/conditions/haemochromatosis/ | Haemochromatosis is an inherited condition where iron levels in the body slowly build up over many years. This build-up of iron, known as iron overload, can cause unpleasant symptoms. If it is not treated, this can damage parts of the body such as the liver, joints, pancreas and heart. Haemochromatosis most often affec... |
Haemophilia | https://www.nhs.uk/conditions/haemophilia/ | Haemophilia is a rare condition that affects the blood's ability to clot. It's usually inherited. Most people who have it are male. Normally, when you cut yourself, substances in your blood known as clotting factors mix with blood cells called platelets to make your blood sticky and form a clot. This makes the bleeding... |
Haemophilus influenzae type b (Hib) | https://www.nhs.uk/conditions/hib/ | Haemophilus influenzae type b (Hib) is a type of bacteria that can cause life-threatening infections. Babies and children are most at risk of getting seriously ill and can get vaccinated against it.
Complications of Hib infection
A Hib infection can cause serious conditions including:infection of the lining of the bra... |
Haemorrhoids, see Piles (haemorrhoids) | https://www.nhs.uk/conditions/piles-haemorrhoids/ | Piles (haemorrhoids) are lumps inside and around your bottom (anus). They often get better on their own after a few days. There are things you can do to treat and prevent piles.
Check if it's piles
Symptoms of piles include:bright red blood after you pooan itchy anusfeeling like you still need to poo after going to th... |
Hair dye reactions | https://www.nhs.uk/conditions/hair-dye-reactions/ | Many hair dyes contain ingredients that can irritate your skin or cause an allergic reaction. It's important to be aware of this risk, and know what to do. Reactions to hair dye are avoidable if you follow some simple safety advice. This page offers advice to anyone who uses permanent or semi-permanent hair dye, especi... |
Hair loss | https://www.nhs.uk/conditions/hair-loss/ | Losing your hair is not usually anything to be worried about, but it can be upsetting. Treatment may help with some types of hair loss.
Causes of hair loss
It's normal to lose hair. We can lose between 50 and 100 hairs a day, often without noticing. Hair loss is not usually anything to be worried about, but occasional... |
Halitosis, see Bad breath | https://www.nhs.uk/conditions/bad-breath/ | Bad breath (sometimes called halitosis) is very common. You can usually treat it yourself.
How to treat bad breath yourself
The best way of making sure you do not have bad breath is to keep your teeth, tongue and mouth clean.
Do
gently brush your teeth and gums at least twice a day for 2 minutes
use a fluoride toot... |
Hamstring injury | https://www.nhs.uk/conditions/hamstring-injury/ | A hamstring injury is a strain or tear to the tendons or large muscles at the back of the thigh. It's a common injury in athletes and can happen in different severities. The 3 grades of hamstring injury are:grade 1 – a mild muscle pull or straingrade 2 – a partial muscle teargrade 3 – a complete muscle tearThe length o... |
Hand pain | https://www.nhs.uk/conditions/hand-pain/ | Wrist pain
Finger pain
Thumb pain
Pain in the palm of the hand
Pain in the back of the hand |
Hand tendon repair | https://www.nhs.uk/conditions/hand-tendon-repair/ | If any of the tendons in your hand are damaged, surgery may be needed to repair them and help restore movement in the affected fingers or thumb.
What are tendons?
Tendons are tough cords of tissue that connect muscles to bones. When a group of muscles contract (tighten), the attached tendons will pull on certain bones... |
Hand, foot and mouth disease | https://www.nhs.uk/conditions/hand-foot-mouth-disease/ | Hand, foot and mouth disease is not the same as foot and mouth disease that affects farm animals.
Check if it's hand, foot and mouth disease
The 1st symptoms of hand, foot and mouth disease can be:a sore throata high temperaturenot wanting to eatThe 2nd stage usually starts a few days later and symptoms can include:mo... |
Having an operation (surgery) | https://www.nhs.uk/conditions/having-surgery/ | If you're considering having an operation or your GP has suggested you may need surgery, this guide is for you. It'll take you through all the steps in the process, from referral to recovery, so you're fully prepared and know what questions to ask at each stage. Before you start, you'll need to decide which hospital yo... |
Hay fever | https://www.nhs.uk/conditions/hay-fever/ | Check if you have hay fever
Symptoms of hay fever include:sneezing and coughinga runny or blocked noseitchy, red or watery eyesitchy throat, mouth, nose and earsloss of smellpain around the sides of your head and your foreheadheadachefeeling tiredSymptoms are usually worse between late March and September, especially w... |
Head and neck cancer | https://www.nhs.uk/conditions/head-and-neck-cancer/ | Head and neck cancer is a relatively uncommon type of cancer. Around 12,400 new cases are diagnosed in the UK each year. There are more than 30 areas within the head and neck where cancer can develop, including the:mouth and lipsvoice box (larynx)throat (pharynx)salivary glandsnose and sinusesarea at the back of the no... |
Head injury and concussion | https://www.nhs.uk/conditions/head-injury-and-concussion/ | Most head injuries are not serious, but you should get medical help if you or your child have any symptoms after a head injury. You might have concussion (temporary brain injury) that can last a few weeks.
Urgent advice: Go to A&E if:
You or your child have had a head injury and have:been knocked out but have now wok... |
Head lice and nits | https://www.nhs.uk/conditions/head-lice-and-nits/ | Head lice and nits are very common in young children and their families. They are not caused by dirty hair and are picked up by head-to-head contact.
Check if it's head lice
Head lice are small insects, up to 3mm long.
Credit: Andreas Altenburger / Alamy Stock Photo https://www.alamy.com/stock-photo-head-louse-insec... |
Headaches | https://www.nhs.uk/conditions/headaches/ | How you can ease headaches yourself
Headaches can last 30 minutes, several hours, or sometimes several days.
Do
drink plenty of water
get plenty of rest if you also have a cold or the flu
try to relax – stress can make headaches worse
take paracetamol or ibuprofen
try to stay at home and avoid contact with other ... |
Headaches (tension-type), see Tension headaches | https://www.nhs.uk/conditions/tension-headaches/ | Tension headaches are very common and most people get them. You can treat them yourself with painkillers but see a GP if you have several headaches a week or they're severe.
Check if it's a tension headache
Common symptoms of tension headaches include:pain on both sides of your head, face or neckfeeling like something... |
Hearing aids and implants | https://www.nhs.uk/conditions/hearing-aids-and-implants/ | A GP can help you get hearing aids if you think you need them. The earlier you get them, the more you'll get out of them – so do not wait until your hearing gets really bad before seeing a GP.
Benefits of hearing aids
Hearing aids will not make your hearing perfect, but they make sounds louder and clearer, reducing th... |
Hearing loss | https://www.nhs.uk/conditions/hearing-loss/ | Hearing loss is common, particularly as you get older. See a GP if you have problems with your hearing. It could be caused by something that can be easily treated.
Signs of hearing loss
It's not always easy to tell if you're losing your hearing. Common signs include:difficulty hearing other people clearly and misunder... |
Hearing tests | https://www.nhs.uk/conditions/hearing-tests/ | There are several ways you can get your hearing tested.
How to get an NHS hearing testYou can get a free hearing test on the NHS. A GP may refer you to a hearing specialist (audiologist) who can do the test. It could take a few weeks to see a specialist so it might be quicker to get tested somewhere else, like at a la... |
Hearing tests for children | https://www.nhs.uk/conditions/hearing-tests-children/ | Routine hearing tests are offered to newborn babies and children to identify any problems early on in their development. Although serious hearing problems during childhood are rare, early testing ensures that any problems are picked up and managed as early as possible.
Why hearing tests are important
Hearing tests car... |
Heart attack | https://www.nhs.uk/conditions/heart-attack/ | A heart attack (myocardial infarction or MI) is a serious medical emergency in which the supply of blood to the heart is suddenly blocked, usually by a blood clot. A heart attack is a medical emergency. Call 999 and ask for an ambulance if you suspect a heart attack. A lack of blood to the heart may seriously damage th... |
Heart block | https://www.nhs.uk/conditions/heart-block/ | Heart block is a condition where the heart beats more slowly or with an abnormal rhythm. It's caused by a problem with the electrical pulses that control how your heart beats. On this page we talk about atrioventricular (AV) heart block. Find out more about other types of heart block from the British Heart Foundation. ... |
Heart bypass, see Coronary artery bypass graft | https://www.nhs.uk/conditions/coronary-artery-bypass-graft-cabg/ | A coronary artery bypass graft (CABG) is a surgical procedure used to treat coronary heart disease. It diverts blood around narrowed or clogged parts of the major arteries to improve blood flow and oxygen supply to the heart.
Why it's carried out
Like all organs in the body, the heart needs a constant supply of blood.... |
Heart disease (coronary), see Coronary heart disease | https://www.nhs.uk/conditions/coronary-heart-disease/ | Coronary heart disease (CHD) is a major cause of death in the UK and worldwide. CHD is sometimes called ischaemic heart disease or coronary artery disease.
Symptoms of coronary heart disease (CHD)
The main symptoms of coronary heart disease are:chest pain (angina)shortness of breathpain in your neck, shoulders, jaw or... |
Heart failure | https://www.nhs.uk/conditions/heart-failure/ | Heart failure means that the heart is unable to pump blood around the body properly. It usually happens because the heart has become too weak or stiff. It's sometimes called congestive heart failure, although this name is not widely used now. Heart failure does not mean your heart has stopped working. It means it needs... |
Heart pain, see Chest pain | https://www.nhs.uk/conditions/chest-pain/ | Most chest pain is not a sign of anything serious but get medical advice just in case. Get immediate medical help if you think you're having a heart attack.
Immediate action required: Call 999 if:
you get sudden pain or discomfort in your chest that does not go away – the pain can feel like squeezing or pressure insi... |
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