The definitive exercise book that the one-million-plus readers of the Younger Next Year® series have been waiting for—and the exercise book that takes the intimidation out of starting a workout routine. Based on the science that shows how we can turn back our biological clocks by a combination of aerobics and strength fitness, it’s a guide that will show every reader how to live with newfound vibrancy, strength, endurance, confidence, and joy—and it goes deep enough to be your exercise companion for life, even if you eventually take it to Masters levels. combines the best information from the bestselling with the cutting-edge knowledge and workouts from . Here is the revolutionary 10-minute warm-up (critical for maintaining ankle, shoulder, and hip mobility). The five amazing things aerobic exercise will do for your body, and finding the method that works for you. How to get fit better and quicker with intervals. The importance of “whole-body” strength training and “rebooting the core.” Plus, the Twenty-Five Sacred Exercises that will be the foundation for your strength-training routine for life.