[Skip to Content]
Access to paid content on this site is currently suspended due to excessive activity being detected from your IP address 34.239.151.158. Please contact the publisher to request reinstatement.
[Skip to Content Landing]
Article
August 5, 1933

ETIOLOGY OF HEAT CRAMPS

JAMA. 1933;101(6):450. doi:10.1001/jama.1933.02740310034012
Abstract

Talbot and Michelson1 have recently reported studies bearing on the etiology of heat cramps. The subjects were men employed in the construction of the Hoover dam in Nevada, who, in the course of their work, were exposed to the extreme summer heat of the Colorado River basin desert. The symptoms varied from vomiting and dizziness to mild and severe cramps in the muscles of the legs, arms and abdomen and were associated in all cases with profuse sweating. Similar observations have been made by others on miners, iron workers and stokers laboring under much the same working conditions.

In the present instance, the subjects were seen soon after entering the hospital and a sample of venous blood was obtained before any treatment had been instituted. Both chemical analysis and morphologic examination of the blood were carried out and certain analyses of the urine also were made. The most striking

×