The serratus anteriora muscle that originates on the top surface of the eight or nine upper ribs. The serratus anterior muscle inserts exactly at the front border of the scapula, or shoulder blade.

Common causes of serratus anterior muscle pain involve muscle injuries and overuse. But certain medical conditions, such as asthma and ankylosing spondylitis, can also cause it. The serratus anterior ...

The Serratus anterior (SA) isn’t the easiest muscle to work on. That’s mainly because its function doesn’t exactly revolve around contracting and moving a joint through range of motion. Its main job ...