There is direct evidence linking chronic marijuana smoking with lung cancer.

Question

Quizplus · Accepted Answer

While smoking marijuana can harm the lungs and lead to respiratory problems, there is currently no conclusive evidence linking chronic marijuana smoking with lung cancer. Some studies have suggested a possible association, but these have been limited and not necessarily controlled for other factors such as tobacco use. More research is needed to determine any potential link between marijuana use and lung cancer.

There Is Direct Evidence Linking Chronic Marijuana Smoking with Lung