- Social withdrawal
- Stopping previously rewarding activities
- Persistent sad mood/crying
- Negative self-talk reflecting worthlessness or hopelessness
- Irritability (more for males)
- Sleeping much more or less than usual
- Eating much more or less than usual
- Impaired cognitive functioning/school failure
It is also important to know that there are effective treatments for depression
- Cognitive behavioral therapy is the most effective treatment
- Other forms of psychotherapy (Interpersonal Therapy) and medications (SSRIs) are also effective
Even self-help books can reduce depression
Adolescent Depression
Behavioral Signs[2]