MEMPHIS -- Lonzo Ball's swollen left knee kept him out of Monday's game atMemphis, and the Los Angeles Lakers rookie point guard says he will not be able to test it until the swelling goes down. Ball ...

Of all causes, overuse is the most common reason for an infused knee. Fluid buildup is your body’s way of protecting the area from extra damage. You may have minor swelling after a vigorous activity.

A hyperextended knee — or knee hyperextension — develops when the knee joint bends the wrong way and can damage the ligaments in the knee. The condition is common in athletes who play high-impact ...

A feeling of tightness or stiffness in the knee may feel painful, but some people experience knee tightness with no pain. It can occur as a result of overuse, injury, or age-related wear and tear.