Biceps Primary Muscle Group for Exercise Demonstration

Primary Muscle: Biceps

Equipment: Barbell

Level: Intermediate

Purpose: To target both heads of the biceps brachii muscle (outer/long and inner/short heads).

Execution: Adjust the seat of the preacher bench so that your armpits are flush onto the bench. Grasp the EZ bar at about shoulder width. Keeping your arms flush onto the bench, curl up through a semicircular arc. Squeeze at the peak contraction before lowering the bar slowly to the start position. Lower the bar until your arms are fully extended before curling up for another repetition.