A new study finds evidence that a pregnant woman's diet can alter her child's DNA in the womb -- increasing the child's risk of obesity.

Researchers from the UK, New Zealand and Singapore said the study, to be published next week in the journal Diabetes, provided the first scientific evidence linking pregnant women's diet to childhood obesity, according to FOX news.

"This is a major breakthrough, because for the first time it gives us the potential to work out the optimal diet a mother should eat," Professor Peter Gluckman from Auckland University's Liggins Institute told AFP.

The study "provides the most compelling argument yet to give greater weight to improving maternal and infant health as a means of reducing the burden of chronic disease," continues Gluckman.

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