The decisions you make on a daily basis are important because eventually those decisions, if correct, increase your changes of living longer and healthier lives. If you eat, exercise, and sleep better today, tomorrow you will have more energy, you will treat your family and friends better, you will have more success at work, and you will contribute more to your community. This book is an invitation to adopt healthier habits. Each of the thirty chapters of this volume bring together scientific findings about diet, exercise, and sleep.