Did you know muscles get bored, just like people do? And did you also know that there's a 9 out of 10 chance that you're working the wrong muscles when you exer

Fitness pioneer and celebrity Tracy Anderson brings a body-positive fitness book for teens—sure to ignite your muscles, clear your mind, and fuel your body! H

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. Fil

In Body By Simone, Simone De La Rue, featured trainer on "Revenge Body with Khloe Kardashian", shares her fitness secrets and teaches women how to achieve an A-

Gwyneth Paltrow, Academy-Award winning actress and bestselling cookbook author, returns with recipes for the foods she eats when she wants to lose weight, look