Military Calisthenics for Men Over 40: The Strong Dad Challenge — 28-Day Fully Illustrated Bodyweight Workout Plan to Burn Fat, Rebuild Strength, and Get Back in Shape in Just 15 Minutes a Day

by David Cross

104 pages, Kindle Edition

Published May 30, 2026

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Reviews

[Didier Koo]

I will definitely give it a try

Very practical ideas have given in this book. First, it starts with explaining why traditional commercial gym couldn't help men aged above 40. Consistency is the key, and the idea is brilliant as it's easy and helps save a lot of time. That is why it can be highly consistent.