A lot can happen in 21 days. Just ask trainer-to-the-stars Jeanette Jenkins, who swears that within three weeks you can alter your life, lose weight and get on the fast-track to a healthier, happier you. With eight workout videos under her belt and her My Workout seen on Lifetime television, Jeanette's new book is an evolution of the program that's worked to transform tens of thousands of people.

Unlike many programs, The Hollywood Trainer Weight-Loss Plan is a holistic approach that focuses not just on the diet and fitness aspects of getting in tip-top shape, but the spiritual components that are also necessary to get yourself in a better place, both physically and mentally.