Marijuana Use Helps Some Patients Alleviate Symptoms of Bipolar Disorder, Finds New Study
A new study conducted by researchers at Harvard Medical School, Tufts University and McLean Hospital has found that marijuana use may help patients with bipolar disorder to alleviate their symptoms.
The study, titled Joint Effects: A Pilot Investigation of the Impact of Bipolar Disorder and Marijuana Use on Cognitive Function and Mood, was published by the journal PLoS One, as well as the National Institute of Health.
“Marijuana is the most widely used illicit substance in those diagnosed with bipolar I disorder”, states the study’s abstract. “However, there is conflicting evidence as to whether marijuana may alleviate or exacerbate mood symptomatology. As bipolar disorder and marijuana use are individually associated with cognitive impairment, it also remains unclear whether there is an additive effect on cognition when bipolar patients use marijuana.”
With this in mind, the current study “aimed to determine the impact of marijuana on mood in bipolar patients and to examine whether marijuana confers an additional negative impact on cognitive function.”
For the study, “Twelve patients with bipolar disorder who smoke marijuana (MJBP), 18 bipolar patients who do not smoke (BP), 23 marijuana smokers without other Axis 1 pathology (MJ), and 21 healthy controls (HC) completed a neuropsychological