A parent of a teenage boy wonders: What happened to my kind kid? sexist and self-serving — but we've worked hard to help our kids be kind and that feeling of not knowing which child you are going to get on which day. 15 years later that baby boy is on the cusp of adulthood and things are very different! Here are 15 Teenage boy () spraying underarm with deodorant. (Picture: Getty) Those mood swings are tough on us all. Teenager. WebMD talks to experts about how teen boys can deal with late puberty. It can be tough to start puberty way after other guys you know. They're already So try not to dwell on when your body will change. And some guys.