Bursitis is inflammation of a bursa. A bursa is a thin sac that lies between bone and soft tissue near certain joints. A healthy bursa allows smooth movement of soft tissue over bone. Inflammation can make it painful to move the nearby joint. Bursitis occurs most often in the:
  • Shoulder
  • Elbow
  • Knee
  • Hip
Bursitis in the Shoulder
Nucleus factsheet image
Copyright © Nucleus Medical Media, Inc.


Bursitis may be caused by:
  • A blow to an area containing a bursa
  • Repetitive stress on the bursa
  • Infection in bursa
  • Long periods of pressure on joint—leaning on elbows, sitting or kneeling on hard surfaces
  • Medical conditions that cause inflammation in joints such as rheumatoid arthritis or gout
If the stress is not relieved, bursitis can become a long-term condition.

Risk Factors

Factors that may increase your chance of bursitis include:
  • Repetitive motion activities when done to an extreme, such as swimming, running, or tennis
  • A job that requires:
    • Repetitive motions such as hammering or painting
    • Long hours in one position such as a carpenter kneeling
  • Contact sports
  • Sporting gear that is too tight
  • A puncture or deep cut that involves bursa


Bursitis may cause:
  • Pain in the area
  • Swelling
  • Reddened skin
  • Warmth around the area of the bursa
  • Decreased motion of the nearby joint
  • Decreased function of the nearby limb

leave comments
Did you like this? Share with your family and friends.
Related Topics:
Current Research From Top Journals

Music May Improve Sleep Quality in Adults with Insomnia
October 2015

Insomnia can make your days miserable and a cure can be hard to find. There are some medications but there is some worry with side effects and the potential for addiction. Music is side effect free and according to this study may help you find sleep.

dot separator
previous editions

CPAP May Help Older Adults with Obstructive Sleep Apnea
September 2015

Water Before Meals May Promote Weight Loss
August 2015

Fecal Transplants Induce Ulcerative Colitis Remission
July 2015

dashed separator


Our Free Newsletter
click here to see all of our uplifting newsletters »