Nora Volkow's TED Talk on "Why Our Brains Get Addicted"

Nora Volkow, the head of the National Institute on Drug Abuse, gave a TED talk on "Why our brains get addicted." In addition to talking about various drugs, there is a very funny section about how much she likes chocolate! Click on this link to see the video: https://www.youtube.com/watch?v=Mnd2-al4LCU