You've probably heard the advice that you should pee immediately after sex a million times before. But what happens if you don't go sprinting to the toilet after a hookup? While there are many sex myths that have already been busted, like rumors that men have stronger sexual urges than women, women orgasm from only penetration, or "the bigger the better," we decided to get to the bottom of peeing after sex. Alyssa Dweck , author of "The Complete A to Z for your V," whether or not you should pee after sex — and, if you have a vagina, it turns out you do. According to Dweck, the biggest benefit of urinating after sexual intercourse is that it helps reduce the chances of getting a urinary tract infection. Dweck told INSIDER that urinating after intercourse is especially important for those with a vagina because the urethra is closer to the anus.