File:Interstate medical journal (1917) (14597220277).jpg

Identifier: interstatemedica2419unse (find matches)
Title: Interstate medical journal
Year: 1917 (1910s)
Authors:
Subjects: Medicine
Publisher: St. Louis, : Interstate Medical Journal
Contributing Library: The College of Physicians of Philadelphia Historical Medical Library
Digitizing Sponsor: The College of Physicians of Philadelphia and the National Endowment for the Humanities

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While hayfever is regarded by the uninitiated as a mild maladywhich causes only transient inconvenience, the hayfever sufferer re from Britton & Browns Illustrated Flora of the 604 INTERSTATE MEDICAL JOURNAL knows it to be a grave affliction which saps his energy and lowershis vitality, and whose depressing effect is aggravated by the knowl-edge of its annual recurrence. The number of persons suffering from hayfever is far in excessof the usual estimate. A questionnaire issued by the United StatesPublic Health Service in Louisiana demonstrated that approxi-mately one percent (0.99 percent) of the population of this Statesuffer from hayfever. As this disease is more common in most of
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Fig. 2.—Sagebrush (Artemisia tridentata). The artemisias are the principalcause of hay fever in the Pacific and Rocky Mountain states. the other States, it is safe to assume that one percent of the popula-tion of the United States suffer from hayfever. As the strength of our Army will soon be raised to over 600,000the probability is that about 6,000 of these will suffer from a diseasewhich, from three weeks to about three months or longer, will greatlylower their efficiency, or, owing to asthma and other complications,actually unfit them for duty. Our investigations for some years have shown that all hayfever Scheppegrell: Hay fever and Mobilization 605 is due to pollen generated by certain plants during their season offluorescence. As the majority of these plants are worthless weeds,which have already been proscribed for their injury to agriculture,the question of their control and the consequent prevention of hay-fever is simply a matter of economic methods. The predisposing cause

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