A structure looking like a sac is present in the knee joint which is filled with a fluid, called the bursa. They present where muscles meet the bone. Many bursae are present. Bursa reduces the friction at the time of joint movement. When the bursa becomes inflamed it is called bursitis. Bursa which is present on the kneecap is most commonly affected. Joint restriction is the commonest sign seen after bursitis.
These depend on the affected bursa and the cause behind the inflammation. Common symptoms are:
How can you prevent knee bursitis?