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People are taking a 20-cent 'wonder drug' to slow aging and lose weight. Some doctors say it's...
INSIDER via Yahoo News· 1 year agoMetformin.Francis Dean/Corbis via Getty Images Metformin, an inexpensive, decades-old pill, helps...
Metformin.Francis Dean/Corbis via Getty Images Metformin, an inexpensive, decades-old pill, helps...