The HIIT Bible is the ultimate guide to High-Intensity Interval Training – the fastest and most effective means of getting fit and improving body composition.
The HIIT Bible is the ultimate guide to High-Intensity Interval Training – the fastest and most effective means of getting fit and improving body composition.
Get lean, build muscle, and stay healthy! A Fitness Hall of Fame inductee and world-famous exercise scientist explains high-intensity interval training and the
Achieve new levels of fitness in just minutes a day! Guided instructional videos, community, and expert support for this book available at GetFitNow.com and on
From an elite Special Operations physical trainer, an ingeniously simple, rapid-results, do-anywhere program for getting into amazing shape For men and women of