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 muscles are often overlooked during a workout. In fact, they might just be one of the most forgotten muscles, especially compared to favorites-to-work like the biceps and glutes.