Instructions:

1. Stand up straight with your feet shoulder-width apart and hold the ez barbell with an underhand grip, hands shoulder-width apart.
2. Keep your elbows close to your torso and your upper arms stationary throughout the movement.
3. Curl the barbell up towards your shoulders, contracting your biceps.
4. Pause for a moment at the top, then slowly lower the barbell back down to the starting position.
5. Repeat for the desired number of repetitions.