10 Arm-Sculpting Dumbbell Exercises to Build Muscle

Muscles overhead triceps extension works: triceps

• Stand with your feet hip-width distance apart.
• Hold one dumbbell (go for a heavier weight if you can) with both hands behind your head, bending your elbows but keeping your arms by your ears.
• Straighten your arms to lift the dumbbell into the air, then slowly bend your arms to lower again.
• This counts as one rep.