Nutrition is one of the oldest of the arts and one of the youngest of the sciences. Adequate feeding of the race is a cornerstone on which its development has rested from the beginning; but the dissection of the general nutritive requirements into a relatively few more or less well characterized essentials has been the result, to a large extent, of investigations extending over little more than a decade. The effects of the discoveries of this new science have been widespread. Not only has the feeding of human beings and of farm animals been rationalized, but the entire outlook of modern medicine has been largely changed from the tenet of cure to the point of view of prevention of disease. Moreover, the improvement in the principles and the technic of feeding laboratory animals has facilitated the study of problems not primarily nutritional in character. Thus the immunologist, the pathologist and
NUTRITION AND BEHAVIOR. JAMA. 1927;88(7):486. doi:10.1001/jama.1927.02680330038016
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