Does having sex make you dumb?

If no, then can you explain why smarter people tend not to get laid as much as dumb people?

>>13
Well how many people have cured cancer with their nose stuck in a textbook?
How many people have cured cancer while locked up in their lab for days?
How many people have cured cancer while riding a polo pony on the front lawn of the white house?
How many people have cured cancer while ******