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Teenager's Sudden Illness Tests Children's Hospital's Virtuosity

We are conditioned these days to regard fat as a bad thing, but the body has all kinds of important uses for it. It's a handy insulator, as any blubbery sea mammal kept warm in a frigid ocean could tell you. Combined with proteins, fat insulates in another way: It comprises the insulating sheath of...
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By John Kelly

 
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