7 Weeks to 10 Pounds of Muscle: The Complete Day-By-Day Program to Pack on Lean, Healthy Muscle Mass

7 Weeks to 300 Sit-Ups: Strengthen and Sculpt Your Abs, Back, Core and Obliques by Training to Do 300 Consecutive Sit-Ups

7 Weeks to Getting Ripped: The Ultimate Weight-Free, Gym-Free Training Program

7 Weeks to 50 Pull-ups: Strengthen and Sculpt Your Arms, Shoulders, Back, and Abs by Training to Do 50 Consecutive Pull-ups

7 Weeks to a 10k: The Complete Day-By-Day Program to Train for Your First Race or Improve Your Fastest Time

Ultimate Jump Rope Workouts: Kick-Ass Programs to Strengthen Muscles, Get Fit and Take Your Endurance to the Next Level

Ultimate Obstacle Race Training: Crush the World's Toughest Courses

7 Weeks to 50 Pull-ups: Strengthen and Sculpt Your Arms, Shoulders, Back, and Abs by Training to Do 50 Consecutive Pull-ups

7 Weeks to Getting Ripped: The Ultimate Weight-Free, Gym-Free Training Program

7 Weeks to 300 Sit-Ups: Strengthen and Sculpt Your Abs, Back, Core and Obliques by Training to Do 300 Consecutive Sit-Ups