histories

History of the Discovery of Vitamin D by Anthony Norman

It is largely through historical accident in the interval of 1920-1940 that vitamin D became classified as a vitamin rather than as a steroid hormone. The formal definition of a vitamin is that it is a trace dietary constituent required to produce the normal function of a physiological process or processes.

First case-control study: ice cream spreads scarlet fever in 1924

In the summer of 1924, an outbreak of scarlet fever occurred in Flint, Michigan. Unable to trace it to the usual causes, particularly fresh milk, the Michigan Department of Health used a novel approach to disentangle the enigma: The 116 cases of scarlet fever were compared with 117 “controls” selected from neighbors of the quarantined …

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Vitamin D, cod-liver oil, sunlight, and rickets: a historical perspective by Kumaravel Rajakumar

Rickets, a disease of vitamin D deficiency, is rarely confronted by the practicing pediatrician in the United States today. At the turn of the 20th century, rickets was rampant among the poor children living in the industrialized and polluted northern cities of the United States. With the discovery of vitamin D and the delineation of …

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Pickled, Potted, and Canned by Sue Shephard

How the Art and Science of Food Preserving Changed the World. From the publisher: We may not give much thought to the boxes in our freezers or the cans on our shelves, but behind the story of food preservation is the history of civilization itself.

Diet in poor communities in U.S. 100 years ago by Robert Dirks

Atwater and his colleagues began studying food consumption in the closing years of the nineteenth century and from the very start devoted much effort to collecting data from poor and minority households. This paper reviews some of the fruits of these labors, particularly from the standpoint of what they contribute toward a better historical understanding …

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Human Calorimeter, first in U.S.

Located in the Orange Judd Hall of Natural Science at Wesleyan University in Middletown, Connecticut. from the USDA Office of Experiment Stations Bulletin 44 (1897): The apparatus used in the experiments herewith reported consists essentially of a respiration chamber in which the subject stays during the experiment,

Nutrition Investigations among Fruitarians and Chinese (1901)

from OFFICE OF EXPERIMENT STATIONS— BULLETIN NO. 107. CALIFORNIA AGRICULTURAL EXPERIMENT STATION, 1899-1901. “We often hear those who recommend a vegetarian diet say, “See how much hard work the Chinamen can do, and they live almost entirely upon rice,” and many believe that the Chinese to a great extent are vegetarians.