If you experience knee pain after sitting with your legs bent, it may be caused by arthritis, tendonitis, bursitis, or patellofemoral pain. If your knees hurt when sitting, it may be from sitting ...

Ankle bursitis occurs when one or more of the bursae sacs in the ankle become inflamed. This can cause pain, swelling, and difficulty moving the ankle. Bursae are small, fluid-filled sacs ...

Bursae are found throughout the body, including around the shoulder, knee ... Hip bursitis can occur from hitting something hard, falling on your hip, having one leg longer than the other or ...