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This book, which, according to the author, is intended for the "intelligent laymen who wish to prolong their individual lives, and for general practitioners of medicine who will advise such laymen as to the best methods," attempts with this declaration an almost impossible task. The material is given according to a well considered outline. The author begins with a discussion on the desire for long life and continues by pointing out the changing duration of human life and on what such longevity depends. He discusses heredity, environment, personal habits and occupations in their relationships to longevity. Following this he points out how life may be prolonged through the prevention and adequate treatment of infectious diseases and diseases of the heart and blood vessels, digestive apparatus, excretory organs and locomotor system. The final chapters deal with the prevention of nervous and mental diseases, as well as diseases of metabolism and the
Live Long and Be Happy: How to Prolong Your Life and Enjoy It. JAMA. 1937;109(9):734. doi:10.1001/jama.1937.02780350102026