Exposure to cigarette smoke increase the risk of deafness in the fetus

Exposure to cigarette smoke increase the risk of deafness in the fetus - One more reason to avoid cigarettes and cigarette smoke during pregnancy. A study shows that fetal exposure to sour many cigarettes while in the womb higher risk of deafness as a teenager.The results obtained after the researchers followed 1,000 children aged 12-15 years in 2005-2006 in the U.S. National Health Examination