Daily marijuana use linked to deadly head and neck cancers, study finds | CNN

 Daily marijuana use linked to deadly head and neck cancers, study finds | CNN

Smoking marijuana daily for years may increase the risk of potentially deadly head and neck cancers, a new study found.

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 people …