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Article
July 10, 1943

RELATIONSHIP BETWEEN VITAMIN B COMPLEX INTAKE AND WORK OUTPUT IN TRAINED SUBJECTS

Author Affiliations

CHICAGO

From the Passavant Memorial Hospital and the Department of Physiology, Northwestern University Medical School.

JAMA. 1943;122(11):717-720. doi:10.1001/jama.1943.02840280001001
Abstract

Factual evidence that is slowly being accumulated both in this country and in Canada, although it is as yet meager, shows that nutritional deficiency disease prevails in many parts of the country.1 Sebrell2 believes that it is no exaggeration to say that at least one third of the American population is eating a diet which is not adequate in all respects. Basing our judgment on the requirements which modern nutritionists consider as optimum nutrition, not mere adequacy, we believe that widespread improvement in health is possible. The evidence of malnutrition is not restricted to low income groups or families on relief but is just as apt to be found in the middle and upper class families.

Although it was suspected that the average American diet might be well below the optimum in certain essential nutrients, there was no means of proof available until the classic publication of Stiebeling

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