A new study breaks down how a new mother's weight gain could affect her new baby.
Doctors already knew that women who gain a lot of weight during pregnancy are more likely to have overweight children.
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But, surprisingly women who gain weight after pregnancy are also more likely to have overweight children.
There are three plausible explanations for the link between a mother's weight and her child's weight, including genes, lifestyle and intra-uterine programming.