The Eternal Beach-Body Plan
Phase I - Week 4: Workout X
Exercise VIII: Lying Triceps Extension
Sets: 2 Reps: 12 Rest: 20 Seconds
Hold a straight barbell with an overhand, shoulder-width grip and lie back on a bench. Press the weight overhead so that it's directly above your face . Keeping your upper arms in place, bend your elbows and lower the bar behind your head . Reverse the motion to return to the starting position. That's one rep.