The shoulder bones are held together by a group of muscles that are called the rotator cuff muscles. These muscles are responsible for the shoulder's fine movements, such as throwing a ball.
Because of the shoulder's shallow socket and lack of ligaments, any
Try washing your hair, brushing your teeth or getting dressed without the use of one shoulder, it's darn near impossible to do anything... Read more »
Most people would be surprised to know that total hip replacements (THRs) have been around since the 1930s. Today's successful use of THRs reflects... Read more »