Major Depressive Disorder

Major Depressive Disorder or MDD is a debilitating mental illness characterized by symptoms including:

• Persistent sad, anxious, or "empty" mood
• Feelings of hopelessness, pessimism
• Feelings of guilt, worthlessness, helplessness
• Loss of interest or pleasure in hobbies and activities that were once enjoyed.

Major Depressive Disorder Informational Resources

• National Alliance on Mental Illness, depression and veterans information
• National Institutes of Mental Health, depression