Kinesiology

What is the rotator cuff, and why is it so easily hurt?

You may have heard the term “rotator cuff” before. It is a common location for a shoulder injury. But what exactly is it? And why is it so easy to injure?

The rotator cuff consists of four muscles that surround the shoulder blade (scapula), and help to hold the arm bone (humerus) in the...

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