Huxley gives the following table of what a full-grown man should weigh, and how this weight should be divided. "Weight 154 pounds, made up thus: Muscles and their appurtenances, 68 pounds ; skeleton, 24 pounds; skin, 10½ pounds; fat, 28 pounds; brain, 3 pounds; thoracic viscera, 3¼ pounds; abdominal viscera, 11 pounds ; blood which would drain from body, 7 pounds (Med. World, Vol. 3, p. 8)." More or less rapidly these have all to be renewed; change is life, stagnation is death ; to provide materials to rebuild the body, its bones, its muscles, its fat, its skin, its nerves, its viscera, etc., is one of the destinations of the food we consume; the other is to supply the force we require for existence; force to repair worn out tissues; force to think; force to labor; force to generate the heat necessary to the perfect working of the human
NUNN RJ. THE MINERAL FOODS AND HOW TO GIVE THEM. JAMA. 1885;V(10):253–258. doi:10.1001/jama.1885.02391090001001
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