The main muscles of the upper arm include the biceps, brachialis, coracobrachilis, and the triceps. All but the triceps are located in the anterior, or front, compartment of the arm; the triceps is in the posterior compa... More » Science Human Anatomy Muscles

Severe pain in the arms and thighs can be caused by muscle overuse and normally is not cause for alarm, notes WebMD. The duration of the symptoms determine whether or not to seek medical attention. More »

To reduce the size of upper arms, train the upper arms with both isolation and compound exercises using either body weight exercises or traditional training exercises. Eliminate upper arm flab by hitting the punching bag... More »

The muscles of the upper arm that are visible from the outside are the biceps brachii, the triceps brachii, the brachioradialis and the extensor carpi radialus longus. The coracobrachialis and brachialis are deeper upper... More »

The biceps and triceps muscles are used to bend and extend the arm, while the deltoids are the muscles that lift the arm. When the bicep muscle contracts or flexes, it bends the forearm toward the shoulder. When the tric... More »

Some examples of a prime mover muscle are quadriceps moving the hamstrings in the leg and the biceps moving the triceps in the arm. Prime muscles are also known as synergists, and their role is to relax the antagonist, w... More » Science Human Anatomy Muscles

The Clermont College Biology Department lists examples of flexor muscles as the biceps brachii and the hamstrings, and some examples of extensor muscles are the triceps brachii, the quadriceps femoris and the gastrocnemi... More »