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September 10, 1927


JAMA. 1927;89(11):886. doi:10.1001/jama.1927.02690110050022

The unmistakable demonstrations of the potent effects of exposure to direct sunlight and likewise to ultraviolet rays from artificial sources have attracted widespread attention not only in the medical profession but also among the laity. There is something peculiarly satisfying in the conviction that such relatively simple methods of physical therapy can promote human well being in noteworthy ways. The manifestations of rickets, a disease in which heliotherapy has proved to be singularly potent, are so apparent and so commonly recognized that the benefits derived from irradiation in the course of this malady inevitably challenge notice. As so often happens under such circumstances, a demonstrated remedial agent is liable to be magnified, by the enthusiasts on the one hand and the unscrupulous on the other, into a universal panacea.

The quacks and irregular practitioners are already engaged in vigorous promotion of "rays" of all sorts for the relief of the