Karen: I was watching a television show the other day which said the average male has sex 100 times a year.
Adam (with dazzling mental speed): That’s once every three and a half days.
Karen: Yeah, well, anyway, it was also said that if the total amount was increased then his life expectancy will in all likelihood go up.
Adam: {Pause}
Karen: What?
Adam: Then by that calculation I’m most likely dying, right now. You’re reducing my life span, woman!