The National Institute of Mental Health reports that one in ten young people will suffer from a depressive disorder before the age of eighteen. Though depression is a common condition, it is also one that is often misunderstood. This useful guide establishes the clinical definition of depression and explains the difference between conditions such as persistent depressive disorder and major depression. Common treatment methods, including therapy and medications, are discussed. The volume also contains advice about where depressed teens can turn to get the help that they need, interviews from medical professionals, information about risk factors for depression, and things depressed teens can do to try to combat their depression.