ADHD Lacks a Biomarker Test… But Not Scientific Validity
additudemag.com
ADHD lacks a definitive biomarker test but is scientifically valid, supported by consistent evidence including behavioral patterns, genetic factors, and measurable life impairments. Critics often question ADHD's legitimacy due to the absence of a biological test, but many valid disorders, such as migraines, also lack such tests. The 2021 World Federation of ADHD consensus affirms ADHD as a neurobiologically grounded and highly heritable condition.
All articles from 22 October 2026. Summaries are AI-generated and may contain errors; the linked article is the authority.