Why Do My Knees Hurt When I Run? 6 Reasons

Why Do My Knees Hurt When I Run? 6 Reasons

Some common causes include runner's knee, tendonitis, poor form, or the wrong shoes.

Whether you're new to running or a veteran marathoner, you may wonder, "Why do my knees hurt when I run?" Causes of knee pain after running can range from runner's knee to having poor form while running to wearing the wrong shoe for your foot shape and stride.

Read on to learn more about why your knees may hurt after you run, how to prevent this, and possible treatment options.