The Masseter muscles are the two primary chewing muscles which cover the sides of the jaw just behind the cheeks. They are responsible for clenching the jaw and grinding the teeth and are the strongest muscles in the human body.
Shoulder pain refers to any form of pain felt in the shoulder or around the shoulder joint. The shoulder joint is the most mobile joint in the human body, including four tendons that have the function of holding the muscle to the bone. Any swelling, inflammation..