Consider this your on-ramp. The 21-Day Shred officially begins with a full body workout. But we're not going to go into this thing full throttle just yet. Give this three-move routine a go and find your groove. Things will get interesting in the next 21 days.

MEN'S FITNESS' digital director Mike Simone demonstrates the workout.

DOWNLOAD The 21-Day Shred app for iOS to get the full training program, diet, and more. No iOS? No problem. Get a COPY of the PDF.

THE WORKOUT

1. SQUAT
5 sets x 8-10 reps
rest 90 seconds

2A. PUSH PRESS
5 sets x 8-10 reps
rest 60 seconds

2B. WEIGHTED PULL UP
5 sets x failure
rest 90 seconds

Apparel:
Sweatshirt: American Giant
Bottoms: QOR Lightweight Stretch Pant
Shoes: John Varvatos All Star Embossed Chuck Taylor

Follow program author and digital director Mike Simone on InstagramFacebook, and Twitter.