Fire this up before you get down to work. This no-nonsense warm-up gets your body ready for the battle ahead.

This 7-move workout gets your heart pumping from Minute One. Keep up with the platoon and earn a massive calorie burn.

This is basic training, but there's nothing easy about it. It's 3 rounds of 7 exercises, just like Cardio 1, but these moves will push your limits even farther.

Alternates between floor work and plyo moves for 3 hard-driving rounds. Your mission is to deliver every rep.

It's called "Hard Corps" for a reason. Get Ready to work your lower back, abs, and obliques in these epic 10-move drills.

You've survived Core 1. Now it's time to hit the floor and take your core into battle all over again.

22 Minute Hard Corps: Resistance 1

22 Minute Hard Corps: Resistance 2

22 Minute Hard Corps: Resistance 3

Legendary trainer Tony Horton has created a challenging but simple-to-follow workout program inspired by training techniques used by the military. Each workout in 22 Minute Hard Corps is a quick—and intense—calorie-blasting drill designed to get you 'boot camp fit' in just 8 weeks. You just show up, keep up, and get in shape! What makes 22 Minute Hard Corps effective? You get eight short workouts, 6 days a week—so your mind never gets bored, and your body never adapts. The workouts feature a unique blend of cardio and resistance training that targets multiple major muscle groups in your body and can help you get shredded fast.

Grab a partner or dumb bells for this total-body resistance routine.