Medically reviewed by Renee Nilan, MD The brachioradialis is a large forearm muscle that helps bend the elbow, especially when the hand is in a neutral position, like holding a cup. Controlled by the ...

it’s crucial to understand the intricate anatomy of your arms. The arms consist of two primary muscle groups: the biceps and triceps. The biceps, located on the front of the upper arm, are responsible ...

Outward arm action in a jumping jack Rotator cuffs A group of stabilising muscles of the shoulder which helps to prevent dislocation and allows the shoulder to rotate the humerus around its own ...