The 4 X 4 Diet 4 Key Foods, 4-Minute Workouts, Four Weeks to the Body You Want

"Erin Oprea's unique 4 x 4 diet shows readers how to get clean by reducing the 4 major hitches in most diets: sugar, starch, sodium, and alcohol. She also tells readers how to get lean, using her 4-minute tabata workouts: 8 repititions of 20 seconds of high-intensity moves, then 10 seconds of rest"--