Stiff joints occur when there is difficulty in moving the joints, resulting in reduced range of movements. Stiff joints can be accompanied by joint pain (arthralgia), swelling, redness, warmth, ...

Osteoarthritis (OA) of the spine involves the facet joints, which are located in the posterior aspect of the vertebral column and, in humans, are the only true synovial joints between adjacent spinal ...

The knee is a meeting place for four bones — the femur (thigh bone), tibia (shinbone), fibula (calf bone), and patella (kneecap). It requires several ligaments to keep these bones in place and ...