Depression

It's often said that depression results from a chemical imbalance, but that figure of speech doesn't capture how complex the disease is. Research suggests that depression doesn't spring from simply having too much or too little of certain brain chemicals.

Depression is a serious medical illness. It affects almost 7 percent of U.S. adults. It causes feelings of sadness, hopelessness, and frustration that do not go away. Learn about treatments.

WHO fact sheet on depression providing key facts and information on types and symptoms, contributing factors, diagnosis and treatment, WHO response.

Discover the symptoms, causes, diagnosis advice, treatment options and related conditions of Depression.

Depression is a mood disorder that can affect a person’s daily life. It may be described as feelings of sadness, loss, or anger. Learn the causes, symptoms, treatments, and how depression can affect people differently.

Frequently Asked Questions What is SAMHSA’s National Helpline?

Depression is a serious medical illness; it is not something that you have made up in your head.

Depression is a common mental health problem that involves a low mood and a loss of interest in activities. Learn more about the symptoms, different types, and treatment options.

Depression is a mood disorder that causes a persistent feeling of sadness and loss of interest and can interfere with your daily functioning.

Depression is a common and serious medical illness that negatively affects how you feel, the way you think and how you act. Fortunately, it is also treatable.