Salt N Pepa's "Push It" is a classic jam in its own right, but it also holds particular relevance to 1980s fitness. Michael Ochs Archives/Stringer/Getty Images hide caption

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B-boys pose. Michael Ochs Archives/Getty Images hide caption

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Angus Young of AC/DC knows how to work up a sweat while playing. His endless energy, enthusiasm and affinity for shorts make him the Richard Simmons of the Guitar Hero workout. Getty Images hide caption

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Hercules had perfect abs. For that reason and a few others, this statue of him stands in Florence, Italy. iStock hide caption

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