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Marijuana Use and Gray Matter
August 28th 2014

Marijuana Use and Gray Matter

by Mary Boudreau Conover BSNed

The data from Gilman et al 2014 studies (1) on recreational marijuana use in young adults compared to nonusing controls suggested that marijuana exposure is associated with alterations in the gray matter of the brain, particularly that of density, volume and shape. The first clue to the significance of this fact is that 95% of the blood pumped to the brain flows to the gray matter. That’s a pretty generous allotment and reflects the importance of the area served.

Read on…