The muscle isn't one you'll always be able to spot, either; you'll only be able to show off the serratus anterior if you pop your top and take your shirt off.

Learn how to draw arm muscles and the armpit area, focusing on muscle structure, movement, and the complex anatomy of the ...

Video: Anatomy and function of the serratus anterior SA is often called the “Boxer’s Muscle,” due to the repeated load that it is put under to maintain scapula position as punches land.

The muscle isn't one you'll always be able to spot, either; you'll only be able to show off the serratus anterior if you pop your top and take your shirt off.

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 ...

Its main purpose is to help you lift and rotate your arm. The deltoid muscle has three parts: anterior, lateral, and posterior. These muscles all work together to keep your shoulders stable.