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ADHD Explained

ADHD is one of the most studied conditions in mental health, and one of the most misunderstood. Start here for clear, evidence-aware explainers on what ADHD actually involves, how it’s diagnosed in the US, and what support can look like.

Common questions

Is ADHD real?
Yes. ADHD is a well-established neurodevelopmental condition recognized by the American Psychiatric Association, the CDC and the NIH, with decades of research behind it.
Can adults have ADHD?
Yes. ADHD starts in childhood, but many people are not diagnosed until adulthood. About half of US adults with ADHD report being diagnosed at 18 or older.
Is this site medical advice?
No. We explain and organize; we don’t diagnose or treat. Talk with a qualified clinician about your own situation.
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