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Nicotine Changes Marijuana’s Effect on The Brain According to Study

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Shocking Effect of Marijuana and Nicotine on the Brain

Cigarette smoking, although frowned upon, is generally accepted in society. Despite its many negative effects to one’s health, an estimated 18% of Americans still smoke.

Smoking marijuana, in contrast, is banned from many countries. However, recent claims of medical marijuana use have urged the governments to look at legalizing marijuana.

We all know these facts. But did you know that using both marijuana and cigarette does something shocking to your brain?

photo from nootriment.com

photo from nootriment.com

How scientists study the effects of marijuana on the brain is changing. Until recently marijuana research largely excluded tobacco users from its participant pool, but scientists at the Center for BrainHealth at The University of Texas at Dallas have found reason to abandon this practice, uncovering significant differences in the brains of individuals who use both tobacco and marijuana and the brains of those who only use marijuana.

In a study that appears online in the journal Behavioural Brain Research, scientists report an association between smaller hippocampal brain volume and marijuana use. Although the size of the hippocampus, an area of the brain associated with memory and learning, is significantly smaller in both the marijuana group and marijuana plus tobacco group compared to non-using controls and individuals who use tobacco exclusively, the relationship to memory performance is unique.

Read full article at www.eurekalert.org

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