Aug 20, 2014 7:10 AM by Lindsay MacLeod, KSBY News
A new study reveals smoking while pregnant could affect the growth of your future grandchildren.
British researchers found boys with non-smoking mothers, but whose maternal grandmother smoked tended to be heavier during the teen years, but had better cardiovascular fitness.
Girls tended to be shorter and weigh less when both their moms and maternal grandmothers smoked.
Smoking among paternal grandmothers had less effect.
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