Muscle Growth Via Other Means

Progressive Calisthenics, Overcoming Isometrics, and Lengthened Partials. A trifecta for muscle growth that I believe will provide a time, cost, and energy-efficient stimulus.

Nerve & Muscle Fitness: Moving Our Bodies And Contracting Our Muscles E-Book: https://www.nervemuscle.com/nerve-muscle-store/p/nerve-muscle-fitness