Fathers-to-be who smoke may increase the risk of congenital heart defects in their offspring, according to a study published today in the European Journal of Preventive Cardiology, a journal of the European Society of Cardiology (ESC). For mothers-to-be, both smoking and exposure to secondhand smoke were detrimental.
source https://www.lifetechnology.com/blogs/life-technology-news-blog/fathers-to-be-smoking-could-harm-your-baby