input: [Possible roadblock] Teen issues, such as fitting in with the crowd and dealing with stress [What you need to know] 
output: Healthier skin, cleaner teeth, and being seen as more attractive to others are just a few reasons for teens to quit smoking. Quitting can help student athletes perform their best at their sport. Teens who are smoke-free have an easier time being active. And being physically active can help you deal with stress in healthier ways than by smoking. Substance Abuse: Dealing With Teen Substance Abuse