Obesity: Nature's Slenderizer

When a man is deprived of food, nature prolongs his life by helping him burn up whatever fat he has stored in his body. Perhaps because this has been known for so long, no one has figured out how nature does it, or whether the mechanism might be used to help fat people slim down. In 15 years of investigating this process, the University of London's Dr. Alan Kekwick and colleagues have found that people on a voluntary starvation regimen produce, somewhere in their bodies, a "fat mobilizing substance" (FMS). The substance speeds and eases the process whereby fat...

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