""The Virile Powers of Superb Manhood"" is a comprehensive guide to understanding and improving male physical and sexual health. Written by Bernarr MacFadden, a prominent health and fitness advocate of the early 20th century, the book explores the various factors that contribute to male virility, including diet, exercise, and sexual habits.MacFadden argues that modern lifestyles and societal pressures have led to a decline in male virility, and he...