Why Marijuana Doesnt Increase Your Lung Cancer Risk The THC in marijuana has well-defined anti-tumoral effects that have been shown to inhibit the growth of a variety of cancers in animal models and tissue culture systems, thus counteracting the potentially tumorigenic effects of the procarcinogens in marijuana smoke. - Dr. Donald Tashkin

Why Marijuana Doesnt Increase Your Lung Cancer Risk The THC in marijuana has well-defined anti-tumoral effects that have been shown to inhibit the growth of a variety of cancers in animal models and tissue culture systems, thus counteracting the potentially tumorigenic effects of the procarcinogens in marijuana smoke. - Dr. Donald Tashkin

Original article and pictures take https://leafscience.com site