25 Apr '12, 11am

Clue to centenarians' longevity lies in Mediterranean diet

Clue to centenarians' longevity lies in Mediterranean diet

Photo: absolut_100/iStockphoto The Mediterranean diet may be one of the keys to long life, a new study suggests. Researchers in Italy found that people living in mountain villages on the island of Sicily, who had lived to the age of at least 100, adhered closely to a diet rich in fruits, vegetables and whole grains, and low in red meat, refined carbohydrates and sweets. One key aspect of the centenarians' diets was the low glycemic index, the researchers said. The glycemic index is a measure of how food affects a person's blood sugar levels: Foods with a high glycemic index (such as white bread) cause glucose levels to spike quickly after they are eaten, while foods with a low glycemic index (such as vegetables and legumes) cause blood sugar levels to rise more slowly and remain more constant over time. Diets with a high glycemic index have previously been linked to an inc...

Full article: http://www.mnn.com/food/healthy-eating/stories/clue-to-ce...

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