Instructions:
- 1Stand upright with feet shoulder-width apart
- 2Keep your elbows next to your body
- 3Extend your arms down so that they are straight
- 4Raise your arms until your elbows bend to about a 90-degree angle
- 5Repeat the previous steps in a controlled manner
Tips:
- Keep your back straight and your core tight
- Avoid using your back or shoulders to lift your arm
- Exhale when extending and inhale when bending your elbows
- Only your forearm should move during the exercise