Hammer Curls

How to do it

1. Stand tall with a dumbbell in each hand at your sides, palms facing in toward your body.
2. Keep your elbows pinned close to your ribs.
3. Curl the dumbbells up while keeping your palms facing each other.
4. Squeeze at the top with your thumbs pointing up.
5. Lower the dumbbells slowly until your arms are straight.