Your acromioclavicular (AC) joint provides stability and motion within your shoulder. When it becomes severely injured, AC joint surgery is one option to help you regain function. The AC joint is ...

PROVIDENCE, R.I. — Brown and Harvard scientists have learned that a single ligament at the shoulder joint stabilizes the wings of birds during flight. In an advanced online publication of Nature, they ...

Many people have heard the term shoulder instability but have wondered what that means. So, what is shoulder instability? Many structures are responsible for stabilizing your shoulders. This includes ...

The shoulder is a complex joint made up of ligaments, tendons, and muscles. Sustaining damage to any of these tissues can result in pain. Persistent, or chronic, shoulder pain can interfere with a ...