The extensor carpi radialis brevis muscle aids in moving the hand. Specifically, it abducts and extends the hand at the wrist joint. The muscle works in concert with the extensor carpi radialis longus ...

The extensor carpi radialis longus is a muscle that helps move the hand. It also facilitates movement at the wrist. It is involved in extending and abducting the hand at the wrist joint. The muscle ...

Human hands can perform far more gestures than the number of muscles controlling them, as most gestures result from coordinated combinations of muscle activations and relaxations. This complexity ...

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. Knowing ...

Forearm exercises can increase muscle strength and endurance and improve bone health. Exercises that benefit the forearms include pull-ups and wrist curls. After discussing the forearm in more detail, ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. You probably work your ...