Faster pace. More sweat. Serious results. You won't want to miss this 25-minute high-speed challenge.

Strengthen and streamline your biceps, triceps, shoulders, back, and chest with Shaun's 360° upper-body moves.

Build lean muscle and burn fat at the same time! In this one, the weights never leave your hands. Not even for the warm-up.

Accelerate your reps as time progresses. This is your 25-minute cardio and strength endurance test.