Scans reveal babies of mothers who smoke touch their mouths and faces much more than babies of non-smokers . Foetuses normally touch their mouths and faces much less as they become more developed closer to their birth . Comment: Researchers say the shocking images could be used to encourage pregnant women to give up smoking .
Scans reveal babies of mothers who smoke touch their mouths and faces much more than babies of non-smokers . Foetuses normally touch their mouths and faces much less as they become more developed closer to their birth . The 4-D ultrasound scans show smoking during pregnancy can lead to a delay in the baby 's central nervous system . Researchers say the shocking images could be used to encourage pregnant women to give up smoking .