Dumbbell Lying One Arm Supinated Tricep Extension

Instructions

1. Lie on a flat bench holding one dumbbell with a supinated (palm-up) grip, arm extended toward the ceiling.
2. Place your opposite hand on the working upper arm for stability.
3. Slowly lower the dumbbell toward the same-side shoulder by bending the elbow.
4. Extend the arm back to the starting position, squeezing the tricep.
5. Complete reps on one side, then switch arms.