When cancer runs in families, it raises important questions about personal risk. Understanding how family history affects cancer risk helps people make informed...

Secondhand smoke is tobacco smoke breathed in by people who are not smoking themselves. This smoke comes from the burning end of cigarettes, cigars, or pipes, and from...

Genetic risk for cancer can feel scary and confusing. Many people worry when they hear about "cancer genes" or family history. The truth is that genetic risk is just...

Vaping and e-cigarettes have become popular alternatives to traditional smoking. These devices heat liquid to create vapor that users inhale. Many people wonder about...

Alcohol consumption affects cancer risk in ways that many people don't fully understand. Research shows that drinking alcohol increases the risk of developing several...