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.

This is Your Quick Training Tip, a chance to learn how to work smarter in just a few moments so you can get right to your workout. If you're a casual lifter, you probably know all about stacking a ...

Split hand syndrome is a potential sign of amyotrophic lateral sclerosis (ALS). This means that some of the muscles in the hand are weak and thin (atrophied), while others are less affected.