Smoking and infertility A committee opinion
Smoking interferes with fertility of both males and females and can decrease the effectiveness of assisted reproductive technologies.
The Practice Committee of the American Society for Reproductive Medicine
Volume 98, Issue 6, Pages 1400-1406, December 2012
Approximately 30% of reproductive age women and 35% of reproductive age men in the United States smoke cigarettes. Substantial harmful effects of cigarette smoke on fecundity and reproduction have become apparent but are not generally appreciated. This document replaces the 2008 ASRM Practice Committee document of the same name.
Read the full text at: http://www.fertstert.org/article/S0015-0282(12)01954-1/fulltext