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

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The popularity of high-intensity interval training (HIIT), which consists primarily of repeated bursts of high-intensity exercise, continues to soar because its

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

Finally, the solution to the #1 reason we don’t exercise: time. Everyone has one minute. A decade ago, Martin Gibala was a young researcher in the field of ex