Do Medicare Advantage Plans Cover Medical Marijuana ? Even if you got your marijuana from the same dealer, there was no way of knowing that it was the same stuff. Once again, the anti-inflammatory properties from the entourage effect can reduce such flare-ups and possibly even help achieve clinical remission. In addition, the CDC warns that teen use of marijuana has been "linked to a range of mental health problems in teens such as depression or anxiety," even psychosis. A 2017 World Health Organization report found that CBD, in its pure state, is safe, well-tolerated by humans and animals and not likely to cause physical dependence or abuse. The majority of marijuana users report a decrease in stress, anxiety and depression. 5/21/2012 - The federal government's continued "War on Drugs" is no longer getting a warm reception from the vast majority of Americans. For all drugs that cannabis could substitute for among people on Medicare. Seven people have died from ...