Before Arnold Schwarzenegger, Steve Reeves, or Charles Atlas, there was German-born Eugen Sandow (1867-1925), a muscular vaudeville strongman who used his good looks, intelligence, and business savvy to forge a fitness empire. David L. Chapman tells the story of the immensely popular showman who emphasized physique display rather than lifting prowess. But he also looks at Sandow's success off-stage, where the entertainer helped found the...