Mothers who smoke during pregnancy "put children at risk of obesity later on"

Mothers who smoke during pregnancy 'put children at risk of obesity later on' Smoking may lead to subtle structural variations in the growing brain of the unborn baby Figures show one in seven women smoked in pregnancy in England last year | UPDATED: 19:11 GMT, 3 September 2012 Smoking during pregnancy: Could cause problems in brain development of baby Women who smoke in pregnancy could be putting their children at greater risk of being fat as teenagers, warn researchers.