brachialis, which attaches to your humerus and your ulna; brachioradialis, ... Elbow flexion is considered impaired when you can’t flex your elbow as much as you want to.

Training the brachialis muscle, a smaller muscle behind the biceps that acts as the primary mover of elbow flexion, can help to make your arm muscles look even bigger.

By using a neutral grip (palms facing each other), the hammer curl primarily hits the long head of the biceps brachii, responsible for flexing the elbow, the brachialis and brachioradialis ...

But there’s more. (Only a little bit, I swear.) “You also have the brachialis, which helps with elbow flexion, and then the brachioradialis, which connects into the forearm,” says Max ...

This is due to the functional importance of the muscles that act on the joint, especially the brachialis, which participates in elbow flexion, and the triceps brachii, which participates in elbow ...

The brachioradialis increases the speed of elbow flexion. ... Brachialis: This muscle is just underneath the biceps brachii in the front part of the arm.