Dumbbell Lying Tricep Extension on Floor

Instructions

1. Lie flat on the floor holding a dumbbell in each hand, arms extended directly above your shoulders.
2. Keeping your upper arms vertical, bend your elbows to lower the dumbbells toward the sides of your head.
3. Stop when your elbows approach the floor, then press the dumbbells back up to full arm extension.
4. Keep your upper arms still and elbows pointed at the ceiling throughout.