Live

Watch CBSN Live

Can you retrain an addicted brain?

President Trump has called the opioid epidemic a national emergency, and 21 million Americans are addicted to drugs and alcohol. Fran Smith, who wrote the cover story of September's National Geographic article, "How science is unlocking the secrets of addiction," joins "CBS This Morning" to discuss addiction's impact on the brain's pathways.
View CBS News In
CBS News App Open
Chrome Safari Continue
Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.