Pregnant mothers who smoke chemically alter the DNA in their unborn babies, mirroring patterns seen in adult tobacco users, scientists have discovered. In one of the largest studies of its kind, international researchers analysed the DNA of more than 6000 mothers from around the world and their newborn children. Mothers were questioned about their smoking habits and the results showed that children of the 13 per cent of women who smoked daily throughout most of their pregnancy had DNA modified in ways that could affect the functioning of genes…
Source: Smoking during pregnancy alters baby’s DNA | SBS News