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Mental Health Information
NIMH offers authoritative information about mental disorders, a range of related topics, and the latest mental health research.
Featured Topics and Events
Borderline Personality Disorder
Learn about borderline personality disorder, an illness marked by an ongoing pattern of varying moods, self-image, and behavior.
Mental disorders can affect women and men differently. Some disorders are more common in women such as depression and anxiety.
Health Topics
NIMH offers expert-reviewed information on mental disorders and a range of topics. Use our A to Z list to find basic information on signs and symptoms, risk factors, treatment, and current clinical trials.
Statistics
NIMH statistics pages include statistics on the prevalence, treatment, and costs of mental illness for the population of the United States, in addition to information about possible consequences of mental illnesses, such as suicide and disability.
Brochures and Fact Sheets
Download, read, and order free NIMH brochures and fact sheets about mental disorders and related topics. Publications are categorized by disorder, audience, or special topics. Publications are also available in Spanish.
Help for Mental Illnesses
If you or someone you know has a mental illness, there are ways to get help. Use these resources to find help for yourself, a friend, or a family member.
Clinical Trials
If you or a friend or family member are thinking about taking part in clinical research, this page contains basic information about clinical trials, including why people participate, how to find a trial at NIMH or across the country, and what you should consider if you are thinking of participating.
Unless otherwise specified, NIMH information and publications are in the public domain and available for use free of charge. Citation of the NIMH is appreciated. Please see our Citing NIMH Information and Publications page for more information.