Question: knee sore from running what do i do?
Answer: Rest your knee. ... 
Ice your knee to ease pain and swelling. ... 
Wrap your knee. ... 
Elevate your leg on a pillow when you sit or lie down.
Take NSAIDs, if needed, like ibuprofen or naproxen. ... 
Do stretching and strengthening exercises, especially for your quadriceps muscles.