Top Risk Factors for Oral Cancer – American Dental Association

TobaccoWhether you smoke it or chew it, tobacco use increases your risk dramatically. Smoking can cause oral cancer, as well as cancer in other parts of the body. Pipe smokers are also at a higher risk for developing cancer in their lips. Smokeless tobacco, like chew, can lead to many issues in your mouth, the most serious being cancer of the cheeks, gums, and lips.

Source: Top Risk Factors for Oral Cancer – American Dental Association