Study Connects Chronic Cannabis Use to Oxygen Changes in Brain

Dr. Francesca Filbey

New research from the Center for BrainHealth at The University of Texas at Dallas reveals that levels of THC, the psychoactive ingredient in cannabis that leaves a euphoric feeling, directly correlate to changes in how the brain utilizes oxygen. 

Dr. Francesca Filbey, director of Cognitive Neuroscience Research in Addictive Disorders at the Center for BrainHealth, led the team that found chronic cannabis users have higher cerebral blood flow and extract more oxygen from brain blood flow than nonusers. The rate at which oxygen is metabolized in the brain was found to be higher in users as well. 

While THC is known to relax blood vessels

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