YouTube workout video star Zuzka Light presents her long-awaited debut fitness book, with a 30-day fitness regime of powerful, effective 15-minute workouts.

Filming first from a tiny basement in Prague, and eventually settling in Los Angeles, Zuzka Light has single-handedly ushered in the YouTube fitness revolution. Viewers love Light for her short, ferociously effective workouts and her in-the-trenches, never-give-up positive attitude-and she’s racked up more than half a billion views to prove it.

Now, finally, comes 15 Minutes to Fit, Light’s hotly anticipated debut, with a 30-day fitness plan guaranteed to burn fat and build ripped muscles. Based on innovative high-intensity interval training, the workouts in 15 Minutes to Fit are designed to be done anywhere, anytime (no fancy gym equipment necessary), in just 15 minutes a day. This book takes the guesswork out of the workout, providing-

. A 30-day workout plan to whip your body into shape-in 15 minutes a day or less . A companion meal plan, with delicious and healthful recipes for each day . Step-by-step photographs throughout to illustrate proper form for the workouts . Quick facts on health and nutrition to help readers separate fact from fiction . Support and motivation from Light, who overcame many obstacles to become the female face of fitness As Light says, Give me 15 minutes a day and I’ll give you a badass body. Coauthored by New York Times-bestselling author Jeff O'Connell, 15 Minutes to Fit is the book legions of fans have been waiting for.