Update README.md

README.md

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+# Heart Risk Prediction using KNN
+
+This Gradio app predicts heart risk based on Blood Pressure and Cholesterol levels using a K-Nearest Neighbors (KNN) model.
+
+## How it works
+
+- Input: Blood Pressure and Cholesterol
+- Model: Trained with KNN on heart data
+- Output: "Risk" or "No Risk"
+
+## Files
+
+- `app.py` - Gradio application script
+- `model.pkl` - Trained KNN model (uploaded separately)
+- `requirements.txt` - Dependencies
+
+## Run locally
+
+
+
 Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference