the teen years are a time when you are forced to make big, far-reaching choices that demand great deal of thought. and one of the most important decisions you will have to make is whether or not to. become sexually involved. it is hard to know how to make the right choices because you are bombarded by many messages from your friends, your boyfriend/girlfriend, t.v. movies, and even from your own body. and many of those signals may seem to say that sex is okay.