With more than 100 simple, yet highly effective exercises, both fitness fanatics and beginners can train at their own level. The 15 circuits provide training variety to prevent that dreaded exercise plateau. Each circuit is only 15 minutes, maximizing training while reducing the risk of injury. An added bonus is that all the workouts can be completed anywhere—at home, at the gym, or even in the park. In addition to a variety of bodyweight exercises, this book also provides training programs that use popular equipment such as dumbbells, exercise bands, and medicine balls. A special scoring system will help motivate the exercisers to completely their training sessions regularly and to make each session their best.