Marijuana: Harmful or Helpful?


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There are many misconceptions about medical marijuana. Many people do not know how it can be beneficial and whether it can be used as treatment. This video will be explaining what medical marijuana is, the difference between the two most commonly
studied cannabinoids; THC and CBD, our body’s ability to create cannabinoids, information about the risks and side effects, as well as research findings on whether medical marijuana could help treat patients.

Created by Health Science 4DM3 students: Vyshnavi Mahendran, Jaspreet Nannar, Tiger Liu, Manu Sharma & Patrick Kim

Copyright McMaster University 2015

Note: That this video is intended to educate viewers about medical marijuana not promote it.

Amar, M. B. (2006). Cannabinoids in medicine: A review of their therapeutic potential. Journal of ethnopharmacology, 105(1), 1-25.doi:10.1016/j.jep.2006.02.001

Fernández, L. L., Boquet, E. M., Pérez-Miralles, F., Gómez, I. G., Roig, M. E., Blasco, I. B., … & Casanova-Estruch, B. (2014). Clinical experiences with cannabinoids in spasticity management in multiple sclerosis. Neurología (English Edition), 29(5), 257- 260. doi:10.1016/j.nrleng.2013.06.007

National Institute on Drug Abuse. Is Marijuana Medicine? Retrieved from on December 1, 2015

Novotna, A., Mares, J., Ratcliffe, S., Novakova, I., Vachova, M., Zapletalova, O., … & Davies, P. (2011). A randomized, double‐blind, placebo‐controlled, parallel‐group, enriched‐design study of nabiximols*(Sativex®), as add‐on therapy, in subjects with
refractory spasticity caused by multiple sclerosis. European Journal of Neurology, 18(9), 1122-1131. doi: 10.1111/j.1468-1331.2010.03328.x

Ratini, M. (2014, October 9). Marijuana – Marijuana Use and Effects of Marijuana. Retrieved November 28, 2015, from

Wade, D. T., Collin, C., Stott, C., & Duncombe, P. (2010). Meta-analysis of the efficacy and safety of Sativex (nabiximols), on spasticity in people with multiple sclerosis. Multiple Sclerosis, 16(6), 707-714.doi: 10.1177/1352458510367462

Gan, D. (January 7, 2011). Overboard-Justin Bieber (Piano Instrumental). Retrieved from No copyright intended.

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