What are leg cramps? Leg cramping is an incredibly common condition, seen in a third or more of adults over the age of 50.1 It is characterized by a sudden, involuntary, sustained or repetitive, and painful contraction of muscle(s) in the legs, with each episode lasting from...

What is the Rotator Cuff? The rotator cuff is a group of muscles and their tendons that stabilize the shoulder joint and allow motion of the arm. There are four rotator cuff muscles - the supraspinatus, infraspinatus, teres minor, and subscapularis. The supraspinatus tendon is the...