The shoulder muscles play a large role in how we perform tasks and activities in daily life. ... The shoulder is a complex joint with many muscles that control the shoulder’s wide range of motion.

What is the deltoid muscle? Deltoids are also known as shoulder muscles. ... Your deltoids are one of the most complex muscle groups in your body, and they’re made to move.

The arm extends from the shoulder to the wrist, including the upper arm and forearm. Different muscles may work together in intricate ways to help the arm, wrists, fingers, and hands function ...

This 10-minute delts session can help you build shoulder muscles in a fun and engaging way using only two dumbbells. Shoulder injuries are common among the general population and especially among ...