Dale Groom, M.D., F.A.C.P.; John Steelquist, M.D.; Joseph A. Llaguno, S.J.
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Recently, increasing attention has been directed to the effects of physical conditioning, of strenuous exertion, and of altitude on the cardiovascular system. The following pilot study was based on the precept that observation of extreme degrees of these factors may contribute to our knowledge of their physiologic consequences.
The Tarahumara Indians, a relatively small and little-known tribe living in an isolated region of mountains of northwest Mexico, have traditionally had as their national sport kick-ball races, running continuously distances of up to 100 miles and more. Trained from early childhood, they acquire amazing physical endurance competing in this marathon of
Groom D, Steelquist J, Llaguno JA. Physiological Observations on Tarahumara Runners—the Modern Spartans.. Ann Intern Med. ;70:1076–1077. doi: 10.7326/0003-4819-70-5-1076_3
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Published: Ann Intern Med. 1969;70(5):1076-1077.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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