While some exhibit almost all the symptoms mentioned above, some may exhibit just a few. Changes in sleep pattern is a common warning signs in a teen that suffers from depression, but because teenagers naturally require more sleep than adults, parents often mistake this sign for a normal teenage behavior. A normal teen feels energetic after sleeping soundly for eight hours. A depressed teen however, still feels exhausted even after sleeping soundly for several hours.
Primary forms of depression include major depressive disorder, minor depression and Dysthymia. The most severe form of depression is called major depressive disorder. Teens who suffer from major depressive disorder exhibit five or more symptoms almost every day for two weeks or more, and the symptoms usually include depressed mood or loss of interest in pleasure. Loss of interest in pleasure signifies depression at its worst, and it causes so much pain and misery to sufferers. It makes them wonder whether life is even worth living hence, their suicidal