Fathers-to-be who smoke may increase the risk of congenital heart defects in their offspring, according to a new study. For mothers-to-be, both smoking and exposure to secondhand smoke were detrimental.
Fathers-to-be who smoke may increase the risk of congenital heart defects in their offspring, according to a new study. For mothers-to-be, both smoking and exposure to secondhand smoke were detrimental.