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That's why most people diagnosed with cancer are 65 or older.
While it's more common in older adults, cancer isn't exclusively an adult disease — cancer can be diagnosed at any age.
You can change these habits to lower your risk of cancer — though some habits are easier to change than others.
Only a small portion of cancers are due to an inherited condition.
Even if you don't smoke, you might inhale secondhand smoke if you go where people are smoking or if you live with someone who smokes.
Chemicals in your home or workplace, such as asbestos and benzene, also are associated with an increased risk of cancer.
Fundus photography can track changes in the eye over time in people who have diabetic retinopathy and especially in those who have been treated for it.
Cancer often has the ability to spread throughout your body.
Instead, you may need one or more other gene mutations to cause cancer.
Your inherited gene mutation could make you more likely than other people to develop cancer when exposed to a certain cancer-causing substance.
Keep in mind that having an inherited genetic mutation doesn't necessarily mean you'll get cancer.
Some chronic health conditions, such as ulcerative colitis, can markedly increase your risk of developing certain cancers. The environment around you may contain harmful chemicals that can increase your risk of cancer.A gene mutation can instruct a healthy cell to: Gene mutations occur frequently during normal cell growth. The gene mutations you're born with and those that you acquire throughout your life work together to cause cancer.However, cells contain a mechanism that recognizes when a mistake occurs and repairs the mistake. For instance, if you've inherited a genetic mutation that predisposes you to cancer, that doesn't mean you're certain to get cancer.Ask about which cancer screening tests and procedures are appropriate for you.