Cannabis: when medicine becomes poison?

I was flabbergasted – it was almost beyond belief. Last week, the New York Times recited a litany of horror stories about cannabis causing severe health issues. The article, As America’s Marijuana Use Grows, So Do the Harms (I’ve gifted the link so you can read it, in case you missed it) presented accounts from doctors, researchers, health officials and, most importantly, the people who take cannabis as a medicine for countless health issues, including anxiety and depression, migraines, relief from painful symptoms of cancer and AIDS (all mentioned in the NYT story).