There has been much controversy about the way that ADHD has been handled, but some people may be surprised by the sheer amount of different statistics in the industry. There are now roughly 3.5 million kids being medicated for ADHD. This represents up to 5% of school aged kids in the country. This has also generated a substantial amount of revenue for the pharmaceutical industry, since it is the sole provider of this kind of medication.

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Marketing has turned ADHD into a $9 billion industry,… – The Verge