What is depression?Signs and SymptomsFor young people Why do I need information on depression? What is depression? What is ”adolescence”? How normal are my feelings? Depression in adolescents What should I know about self-harm? Depression is a treatable illness Depression is a treatable illness Getting treatment can be helpful for most adolescents with depression since it is likely that depression will get worse if left untreated. You can read more about treatment in the For All section here: Treatment for depression