causes of bursitis

Bursitis is a painful joint condition in which the bursa (a small fluid-filled sac that cushions the area where bone would otherwise rub on muscles, skin, or tendon) gets irritated or inflamed due to overuse of the joint or excessive pressure on it. There are over 150 bursae in your body –most of them are… 

Bursitis is the painful swelling of a small fluid-filled sac called the bursa, which is present in the joints. These fluid-filled sacs cushion the area where bone would otherwise rub on the tendon, muscles, or skin. There are more than 150 bursae present throughout the body, but inflammation mostly occurs in the bursae that are…