Bryan Hubbard
August 23 2019

ADHD (attention-deficit hyperactive disorder) drugs such as Ritalin alter the structure of children's brains. They change the distribution of white matter in the brain which affects the ability to learn—paradoxically, the very thing the drug is supposed to improve.
Profound changes to the brain were seen within four months of taking ADHD medication—and researchers who made the discovery have urged doctors to prescribe the drugs only when it is absolutely necessary.

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