more severe pain accompanied by swelling on the outside of the knee. The prepatellar bursa is a thin, fluid-filled sack over the kneecap. Kneeling for extended periods can cause the bursa to ...

Whether you run, climb, ski, bike, or hike, nagging knee pain may be just around the corner ... Haas and Vagy both say it’s still okay to get outside, even if you’re in recovery mode.

A physical therapist said that sitting all day can cause knee pain, but simple exercises can help strengthen and stabilize the joints.