Happy 420 from Talk Nerdy To Me! Today, I want to take the time to explore some facts and fictions surrounding the use of marijuana as medicine. I reached out to Dr. Igor Grant, the director of the University of California Center for Medicinal Cannabis Research to get a scientific perspective on the benefits of medical marijuana. Click the link below and/or watch the video above to learn more. And don't forget to join the discussion by leaving a comment at the bottom of the page.