The amount of food a boy eats in the years before puberty influences his grandchildren’s risk of diabetes, a small Swedish study suggests.



Researchers looked at 303 people, born either in 1890, 1905 or 1920, and the harvest data for the region where they lived. They found that males in areas with a surfeit of food were four times more likely to have grandchildren who died of diabetes mellitus than those who suffered famine in childhood.
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