Welcome to MedlinePlus
MedlinePlus is an online health information resource for patients and their families and friends. It is a service of the National Library of Medicine (NLM), the world's largest medical library, which is part of the National Institutes of Health (NIH). Learn more about MedlinePlus
- FEATURED TOPIC
- Mental Health
- Mental health includes our emotional, psychological, and social well-being. It affects how we think, feel, and act. Your mental health can change over time.
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