It is known as wear-and-tear arthritis and can cause knuckle pain due to joint cartilage wearing away. It often affects the ...

Medically reviewed by Anita C. Chandrasekaran, MD ​Ulnar deviation is a deformity of the hand that affects people with ...

Knuckle cracking, a common habit, involves the formation of an air bubble in the synovial fluid of finger joints. While the exact cause of the cracking sound remains unclear, studies have not ...