Hammer Curls: See Your Muscles in Action! 💪 Our cutting-edge animation brings the hammer curl to life, showing exactly how this exercise works to target the brachioradialis. The neutral (hammer/mid) grip positions the brachioradialis as the primary mover, while the brachialis and biceps brachii act as synergists to support elbow flexion. This unique focus makes the hammer curl essential for balanced arm development. 🚀 Unlock the biomechanics of every rep with the Muscle and Motion Strength Tra