A large study in 2006 showed that heavy cannabis users have an equal or lower rate of lung and respiratory tract cancers than non-users7, even though cannabis smoke has been proven to contain cancer-causing products of combustion. How is this possible? The therapeutic substances in cannabis actually have strong anti-cancer properties. This has been known since the 1970’s8 but more recently cannabinoids have become a major focus of the pharmaceutical industry’s anti-cancer drug development9.
While smoking cannabis is unlikely to cause cancer, it can irritate the respiratory tract, especially in sensitive individuals. Most patients and responsible adult cannabis users are turning to non-smokable delivery methods: vaporizers allow users to inhale the medicinal component of the herb without any smoke; tinctures and liquid extracts are safe and convenient, and topically applied cannabis salves are reported to reduce pain and inflammation. Continue reading This Doctor Destroys Cannabis Myths Once And For All