Evidence Weak That Cannabis Is an Effective Mental Health Treatment

Source: NPRAlong with chronic pain, mental health conditions are some of the top reasons people use marijuana for medical purposes. But a sweeping review of cannabis studies over the past 45 years concludes there is little to no high-quality evidence showing this practice is effective. The findings, published in the medical journal The Lancet Psychiatry, underscore the extent to which the public's embrace of cannabis has outpaced the scientific research.