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Maternal obesity increases type 1 diabetes risk in offspring, study shows

BMJ 2015; 350 doi: (Published 28 April 2015) Cite this as: BMJ 2015;350:h2252
  1. Susan Mayor
  1. 1London

Overweight and obesity among women increases the risk of type 1 diabetes in their offspring even when neither parent has diabetes, shows a nationwide cohort study of more than 1.2 million children in Sweden.

The results, published in Diabetologia,1 indicate that efforts to reduce overweight and obesity in women before and during pregnancy might reduce the incidence of type 1 diabetes in children of parents without diabetes. The prevalence of type 1 diabetes is increasing in most countries.

The …

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