Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Your shoulders are an ...
Frank Zane's approach to bodybuilding was extremely meticulous – so much so that he earned the nickname 'The Chemist' during his career. At the peak of his powers in the late 1970s, Zane won three Mr ...
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