England paying pregnant smokers to switch to e cigs while evidence of damage to developing fetuses grows Stanton Glantz blog Vaping in pregnancy Essential Parent Is It Safe To Vape If You're Pregnant? University Hospitals Pregnant Vapers More Likely to Have Low birthweight Infants Respiratory Therapy Vaping while pregnant can change your baby's skull shape even without nicotine The Independent Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn