Planned Parenthood states that, “By the time they’re 19, seven out of 10 teens have had sex.” But parents can make a difference, as they have the biggest influence over teen behavior. Parents today are up against sex in movies,TV, and on the Internet. For this reason, it’s important to be realistic about your child’s sexuality and prepare yourself for some hard conversations. With that in mind, here are 10 scary realities about your teen and sex that you need to digest.