Why Should Guys Wait Until Marriage For Sex? Everybody knows that pre-marital sex runs the risk of STDs and pregnancy. But is that the only reason to wait until marriage? Aren't there any positive benefits gained from waiting? There are numerous benefits and they have not been given adequate attention. Summarized simply, waiting until marriage for sex makes you more of a man. Guys want to have sex, and lots of it, but even more central to their identity...