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To the Editor:
—For months, in The Journal and other magazines, there have occasionally appeared articles dealing with the untoward and serious effects of strenuous physical exercise, especially in regard to the heart of the adolescent boy who indulges in such games as basketball, football, etc. Cases have been cited to prove these statements, and thus naturally lead the uninitiated to regard those engaged in the supervision of such games as not using ordinary care and intelligence in safeguarding our young men and boys from overtaxing their peculiar cardiovascular systems.The Public Athletic League of Baltimore examines as a routine the young men and women who partake of its activities, noting especially the heart condition of those who follow the most active sports. In 8,656 young men (with duplications) examined during the last twenty months, eighty-six, or 0.97 per cent., showed an organic cardiac defect sufficient to exclude them from
Brown AW. Medical Supervision of Young Persons Engaged in Athletics. JAMA. 1915;LXV(2):191. doi:10.1001/jama.1915.02580020057029