Heavy marijuana smoking may raise the risk of lung cancer and several head and neck cancers, according to growing research, ...

The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. There seems to be a lot of concern about the effects of secondhand smoke, at least where cigarette smoke ...

Secondhand marijuana smoke contains many of the same toxic chemicals and cancer-causing substances that are found in smoked tobacco, according to the Centers for Disease Control.

Secondhand marijuana smoke contains many of the same toxic chemicals and cancer-causing substances that are found in smoked tobacco, according to the Centers for Disease Control. A recent poll shows ...