How do drugs affect the brain? - Sara Garofalo

Most people will take a pill, receive an injection, or otherwise take some kind of medicine during their lives. But most of us don’t know anything about how these substances actually work. How can various compounds impact the way we physically feel, think, and even behave? Sara Garofalo explains how some drugs can alter the communication between cells in the brain.

Want More?

  • Join the conversation and check out the reference materials at TEDEd.
  • Learn more about the  blood–brain barrier (BBB) here.
  • What happens if our brains, specifically young, growing brains, don’t get the nutrition they need? Interested in finding out more about how nerves work? Watch this TED-Ed Lesson.

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