“Marihuana smoke, unlike cigarette smoke, causes broncho-dilatation rather than broncho-constriction and, unlike opioids, doesn’t cause central respiratory depression.”
New England Journal of Medicine, 1973.
A 1973 FDA-approved study involving nine participants and published in the New England Journal of Medicine found that airways in the lungs were expanded by 44% among eight participants inhaling cannabis with a 2.6% THC concentration.
The two physicians conducting the study went on to achieve among the highest professional status in Medicine.
Emeritus Professor at University College Dublin, Muiris X FitzGerald, is a former Dean of Medicine at the university.
Boston University School of Medicine’s former chair of Psychiatry, Dr. Louis Vachon, practiced for 52 years as a psychiatrist and last year died just shy of his 85th birthday.