Depression is a mental health disorder characterized by a depressed mood or loss of interest in activities.  Factors such as biological, psychological, and social sources of distress may cause changes in brain function. 

 

Behavioral and physical symptoms include changes in sleep, appetite, energy level, concentration, or self-esteem. Depression can also be associated with thoughts of suicide.

 

Treatment is therapy and antidepressant medication.

Psych Central

Depression: Symptoms, Types & Treatments

 

Made of Millions

Major Depression

 

Healthy Place

What Is Depression? Depression Definition

 

National Alliance on Mental Illness (NAMI) 

Major Depressive Disorder with a Seasonal Pattern

Postpartum Depression

 

MentalHealth.gov

Depression