Scientists have long speculated that high diabetes rates among Native Americans may have roots in the evolutionary past. "Thrifty" genes that helped ancient hunter-gatherers store fat for survival during famine may contribute to diabetes in modern times of plenty. (2012-07-25)
URL: http://www.brightsurf.com/news/headlines/77796/Feces_fossils_yield_new_insights_into_ancient_diets_and_thrifty_genes.html
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