Many Americans are unaware of the connection between drinking and cancer risk, despite growing research that points to the negative health impacts of alcohol.

Bacteria that causes gum disease can also raise a person's risk of head and neck cancers, a new study says. More than a dozen bacterial species have been linked to a collective 50% increased risk of head and neck cancer, researchers found.

Brushing your teeth and flossing may not only help prevent periodontal disease, but also may protect against head and neck cancer.” Some of these microbes have been shown to contribute to serious gum infections that can eat away at the jawbone and the soft tissues that surround teeth,

The oral cavity is the main habitat for oral microorganisms, clearly associated with the progression of head and neck cancers, according to a new study. The study, published in the journal JAMA Oncology,