Causes and Prevention Cancer prevention is action taken to lower the risk of getting cancer. This can include maintaining a healthy lifestyle, avoiding exposure to known cancer-causing substances, and taking medicines or vaccines that can prevent cancer from developing. Risk Factors for CancerLearn about behaviors, exposures, and other factors that may influence the risk of cancer. The Genetics of CancerLearn about the genetics of cancer, how genetic changes cause cancer, and genetic testing. Cancer Prevention OverviewLearn about known and potential cancer risk factors and ways to reduce cancer risk. Causes and Prevention ResearchThe latest research on what causes cancer and how some cancers may be prevented.