| Lying on a flat bench grip a dumbell with a supinated grip(underhand). Hold the dumbell overhead with your arm straight. You can support your arm if you need to with your other arm by holding on near your elbow. Bend your elbow and lower the dumbbell toward the top/side of your head. Keep your palm facing down towrd the floor. Extend your elbow by contracting your tricep to return to your starting position. |