06/22/2015 04:44 pm ET | Updated Jun 22, 2015

Does Marijuana Cause Lung Cancer?

Does marijuana cause lung cancer? Many have asked the question, pinning it up against substances like tobacco. Luckily medical expert Dr. Sanjay Gupta stopped by Mondays with Marlo to discuss the health risks and benefits of medical marijuana and to specifically tackle one viewers question on the possibility that it may cause lung cancer. Watch the video above and don't forget to submit your questions on Twitter and Facebook for our future guests.

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