From the "gain an extra inch" in sexuality thread...

Quote Originally Posted by birdgirl73
Yes sir, I'm very serious. Ask any urologist or cardio-pulmonary doctor for a confirmation of this fact. Smoking affects erectile function in a negative way because it contributes to arterioslcerosis. This unfortunate fact is one of the best ways to persuade men to stop smoking, too, believe it or not. They're more likely to quit to improve the quality of their erections than to benefit their overall health.

http://www.webmd.com/content/article/62/71479.htm
http://www.ash.org.uk/html/health/html/impotent.html
http://www.hisandherhealth.com/artic...tte12.01.shtml
Good luck LIP.