Dear All Sereyian, A Smoking mother in pregnancy has a very dangerous effect on her own health as well as the health of her child . it may cause many diseases both in mother and child. http://www.healthline.com/hlcmsresource/images/slideshow/smoking-and-pregnancy/slide01_smoking_affects_unborn_child.jpg It disturbed child growth and also neuron of child ,which may cause of disability after birth. In European countries it had a big trend while in asian there are not much case as compare to European, if any body surrounding you has this habit, pls share her the side effect and make contribution in this cause. https://steemitimages.com/0x0/http://3.bp.blogspot.com/-evO0pdMtG5A/VeTkDLj0NiI/AAAAAAAD-dM/eqg6RIfuqt0/s1600/No_Smoke_big1.jpg http://sites.psu.edu/mfinknutr/files/2015/11/maxresdefault1.jpg https://www.youtube.com/watch?v=aRULLIckHd0 Thanks you so much for reading,