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Calf size variability

 •  • by Paul Ingraham
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Weekly nuggets of pain science news and insight, usually 100-300 words, with the occasional longer post. The blog is the “director’s commentary” on the core content of a library of major articles and books about common painful problems and popular treatments. See the blog archives or updates for the whole site.

Why does calf muscle size in humans vary so much? (It really does!) The bulkiness of the calf is an amplified sign of what kind of heel bone you have: short heels make big calves, long heels make slender calves, according to Ahn et al.: read more about the paper, or see it in context in my article about barefoot running.