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ARTICLE |

THE RELATION OF HEAT TO THE MORBIDITY AND MORTALITY OF INFANTS FROM GASTRO-INTESTINAL DISEASES

HENRY F. HELMHOLZ, M.D.
JAMA. 1914;LXIII(16):1371-1374. doi:10.1001/jama.1914.02570160037010.
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ABSTRACT

During the summer of 1912 we began a study of the influence of climatic conditions, particularly of heat, on the health of infants. In this study a certain number of babies that were coming to the infant-welfare stations of Chicago were observed for a prolonged period of time, by daily visits in their homes. Maximum and minimum thermometers were installed in the babies' rooms. These were read daily, the infants' temperatures taken, notes were made regarding the babies' general condition, the number of passages in twenty-four hours, and of the general hygienic condition of the homes. In thirty of these homes record was also kept of the humidity. The summer of 1912 was relatively cool, and inasmuch as the results of our observations were inconclusive with regard to any direct influence of heat on the well-being of the infant, it was thought that a renewed study in a more severe

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