How Addiction Causes “Hundreds Of Changes” In The Brain


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President Trump has declared the opioid epidemic a national emergency, and 21 million Americans are addicted to drugs and alcohol.

The cover story of September’s National Geographic looks into the science of addiction and its impact on the brain’s pathways. The article’s author, Fran Smith, writes, “Addiction remolds neural circuits to assign supreme value to cocaine or heroin or gin at the expense…click here to continue reading