During the life of the penis of male smokers has been decreasing by approximately one centimeter. This is the conclusion of researchers from Boston University.
Nicotine narrows blood vessels, and the penis has a good blood supply. The lack of blood leads to a reduction of rank, say scientists. In 15 years of Smoking member is reduced by one centimeter.
Doctors warn: Smoking affects sperm quality, leads to increased risk of mutations and development of genetic congenital diseases in children. Better to leave the habit three months before planned conception. During this time the sperm should be completely renewed.