Bursitis is the inflammation of bursa. Bursae are small fluid-filled sacs that surround tendons and muscles over bony prominences. They cushion bones, tendons and ligaments to reduce friction.

There are more than 150 bursea in your body. The shoulder, hip and knee joints are the most commonly involved joints. Bursitis occurs when a joint is overused, injured or stressed for a long period of time. It often develops due to strenuous activity, so normally affect manual workers and athletes.

The symptoms include pain, inflammation, swelling and tenderness in the area. Pain is most severe when using the joint and can be serious at night.

Treatment includes prevention of aggravating condition, rest, ice packing, elevation, compression, NSAIDs, local steroid injection, acupuncture to reduce pain and inflammation or massage surrounding muscles and tendons to reduce symptoms.