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THE chemical composition of any food, drug, or poison taken into the body can have a profound effect on one's body, mind, and spirit. Heretofore nutritionists have been chiefly concerned with determining the chemical composition of the foods most commonly used, with little thought for their relation to medical problems. No one has been more active in bringing this relationship to both nutritionist and physician than has Dr. Spies, whose latest contribution to this field appears in this issue (page 675). As in almost any field, what at first appeared simple is found with each new discovery to be anything but simple. Although research rarely does and is not expected to give us definitive answers to all questions, every advance in our knowledge of nutrition should when properly applied aid in building health and preventing disease. Many diseases formerly of unknown origin are now recognized as due wholly or in
NUTRITION AND MEDICAL PROBLEMS. JAMA. 1958;167(6):742. doi:10.1001/jama.1958.02990230068013