Biceps
Forearms, Shoulders
Stand tall, hold barbell underhand grip, arms extended, bar against thighs.
Keep elbows pulled slightly back behind torso.
Exhale, curl bar upward by dragging it along torso.
Elbows move backward, not forward.
Lift until bar reaches chest level, biceps fully contracted.
Inhale, slowly lower bar back down along torso.
Repeat.