This book makes people 40 and over, even 30+ folks, that it's not too late to get strong, healthy, and fit. We can still gain strength and endurance without living at the gym and taking heavy supplements. The author's hands-on experience includes lifting weights, bodyweight exercises, HIT, at-home workouts, group classes, and yoga. Overall, this book is a well-written, objective, and informative strength training guide to alleviate health-related challenges.