Starting Position
Sitting on a bench, back straight, holding a dumbbell with both hands, palms against the inside of a disc (see picture). Position the dumbbell above your head, arms outstretched, triceps well contracted.
Execution
Lower slowly the dumbbell behind your head until your elbows form at least a 90° angle. Then extend the elbows, returning to the initial position.
Equipment Required: Dumbbell, Bench
Main Muscles: Triceps