Starting Position Sit holding one dumbbell with both hands behind your neck by grasping the plate and wrapping your thumbs and pointer fingers around the hand grip. Action EXHALE: Extend arms straight above your head, keeping elbows next to ears. INHALE: Lower the weight back down with contol to the starting position to complete one rep. Special Instructions Contract abs to avoid arching your back. Use a bench with a short back (if available) for support. Keep elbows tight near ears throughout movement and try to keep your upper arms still. Muscles Worked: Triceps