Marijuana suppositories

Do you smoke marijuana? Your doctor may prefer that you take it up your butt! Stephen Green links to this article in Vice:

...researchers are increasingly warning Canadians about the negative health effects that come from smoking cannabis. The Canadian Centre for Substance Abuse says "smoking cannabis may be even more harmful to a person's airways and lungs than smoking tobacco, since cannabis smoking often involves unfiltered smoke, larger puffs, deeper inhalation and longer breath holding."