Teenagehood is a complex stage of life. Not only are teenagers experiencing significant physical changes but, enormous social and emotional changes as well. They are developing a sense of identity, exploring social roles and experiencing the emotional turmoil that may come with it. With the growing prevalence of mental illness, it is not surprising that many parents become concerned as to whether their teens behaviour is normal or a warning sign of something more serious. This article provides a wonderfully sensible discussion of what is normal as your teen emerges vs. what concerning behaviours you should keep an eye out for. Knowledge and understanding are powerful tools in order to be able to be there to support your teen without fearing the worst.