Meet the expert: Jacqueline Kasen, CPT, is a Miami-based coach, master trainer, and senior director of group fitness at Anatomy. The forearm contains 20 muscles that help you move your wrists ...
For example, your elbow joint has two muscles that move your forearm up or down. These are the biceps on the front of the upper arm and the triceps on the back of the upper arm: to raise the ...