That explains why they're so smart

It may seem unreal, but it is a fact: regular sex enlarges women's breasts. Sexual excitement intensifies the bloodstream, which may add 25 percent to a woman's breast size. Furthermore, women can raise their IQ with every orgasm that they experience.

Quality journalism from the old-school bastion of free speech, Pravda. I pretty much chose that quote at random. They're everywhere in the article.