Research shows that mental illnesses are common in the United States, affecting tens of millions of people each year.

Estimates suggest that only half of the people with mental illnesses receive treatment. The information on these pages includes currently available statistics on the prevalence and treatment of mental illnesses among the U.S. population.

In addition, information is provided about possible consequences of mental illnesses, such as suicide and disability.

• Mental Illness
• Any Anxiety Disorder
• Attention-Deficit/Hyperactivity Disorder (ADHD)
• Autism Spectrum Disorder (ASD)
• Bipolar Disorder
• Eating Disorders
• Major Depression
• Obsessive-Compulsive Disorder (OCD)
• Personality Disorders
• Post-Traumatic Stress Disorder (PTSD)
• Schizophrenia
• Suicide