Bursitis is the inflammation of a bursa, which is a fluid-filled sac between the muscles, tendons, skin, and bones near your ...

Bursae are found throughout the body, including around the shoulder, knee, heel and hip. When a bursa becomes inflamed and swollen, the surrounding area becomes painful and tender. Hip bursitis ...

Because of its complex range of motion and the weight that’s often distributed through the joint, the knee is vulnerable to injury. The knee is one of the most complex joints in your body.