Knuckle cracking, a common habit, involves the formation of an air bubble in the synovial fluid of finger joints. While the ...

In most cases rheumatoid arthritis begins insidiously. Signs and symptoms develop slowly ... both knees or both hands. Morning stiffness is a hallmark symptom of rheumatoid arthritis, especially ...

It can affect the fingers, hands, wrists, toes, feet, and ankles. Symptoms of RA often start between the ages of 20 and 50, but they can also affect young children and older adults. Related: ...

Despite experiencing joint pain—especially in her hands—along with body aches, hot flushes and sleeplessness, Richardson dismissed these symptoms as "normal," until one day in June when she was unable ...