Health & Fitness Guide Walking, lifting weights, doing chores โ itโs all good. Regardless of what you do, regular exercise and physical activity is the path to health and well-being. Exercise burns fat, builds muscle, lowers cholesterol, eases stress and anxiety, lets us sleep restfully. In this guide, we match resources to your exercise needs -- at every fitness level. Overview & Facts The Basics Exercise and Weight Loss How Exercise Boosts Your Metabolism Making Time for Fitness Your Guide to Getting Started Exercise Benefits Exercises for a Healthy Heart Regular Exercise for Mental Health Workout Plan That Improves Posture Myths About Exercise and Aging Tips for Success Beating the Obstacles No Gym? Exercise at Home Risky Exercises and Better Bets Best Workouts for Cold Weather Best Workouts for Hot Weather Getting Better Take Your Workout to the Next Level Set Smarter Health Goals