A SEAL Training Workout by SEALFIT Founder Mark Divine

This new "Grinder PT" involves six simple bodyweight exercises:
4-count Jumping Jack
Air Squat
4-count Lunges
Push-ups
Navy SEAL sit-ups
4-count Flutter Kicks
The Grinder PT exercise regimen has three levels:
Beginners: perform 5 rounds of 20 of each exercise in the order shown (for the 4-count lunges, you will do only 10).
Intermediate: perform 7 rounds
Advanced: perform 10 rounds
Train hard, stay focused, and have fun. Hooyah!
Commander Divine is the founder of SEALFIT. He is the author of the New York Times Bestseller 8 Weeks to SEALFIT