Bursa is the fluid filled sac which adds additional cushioning so as to prevent the ends of the joints from wearing away.there are three types of injuries to the joints;
.bursitis-is when the bursa becomes inflamed due to over use of joints
.sprain-is when the ligaments round the joints are torn
.rheumatoid arthritis-is a condition when the synovial fluid becomes inflamed ind grows thicker
.bursitis-is when the bursa becomes inflamed due to over use of joints
.sprain-is when the ligaments round the joints are torn
.rheumatoid arthritis-is a condition when the synovial fluid becomes inflamed ind grows thicker