We dream for them, worry for them. We try to think of everything to help them grow up happy, and to do as much as we can to make that happen. But there is a new mantra we need to practice when dealing with today's challenges for our children. This is not the world you grew up in. Our cover feature takes us into the arena of adolescent athletes and performance-enhancing drugs, and it is a frightening place. For dentists, the possibilities inherent in young patients' undisclosed drug use can be devastating. But if we start with good information and put everyone on the team, we can begin to beat back a rising tide.