*(CNN) — Using marijuana daily for years may raise the overall risk of head and neck cancers by 3.5% to 5%, according to a new study that analyzed millions of medical records. “Our research shows that ...

Here’s some sobering news for stoners. Frequent, heavy pot smoking may raise the risk for head and neck cancers, a new University of Southern California study finds. Marijuana users are between 3.5 ...

Heavy marijuana use may come with a two- to eight-fold higher risk of head and neck cancer. Inhaling smoke of any kind exposes you to cancer-causing compounds, but marijuana smoke is often inhaled ...

Using marijuana daily for years may raise the overall risk of head and neck cancers three- to five-fold, according to a new study that analyzed millions of medical records. “Our research shows that ...

In America. Stoners are now outnumbering booze hounds. That's the conclusion of *** study published Wednesday in the journal addiction author, Jonathan Hawkins, *** professor at Carnegie Mellon's ...