Consider getting the HPV vaccine if you're age 26 or younger.
Avoid toxins and other poisons at work and at home.
Your doctor may recommend other things based on your personal health history. For example, taking aspirin to prevent cancer may be a good idea for some people. But taking aspirin can have risks, too. So talk to your doctor about what cancer prevention tips are best for you.
Quitting is hard, but you can do it with the right amount of information and support. And there are several medicines that work well to help people quit for good. For information, see the topic Quitting Smoking.
Eating a variety of vegetables, fruits, legumes (for example, peas and beans), fish, poultry, and whole grains helps prevent cancer. Limit the amount of fat in your diet, especially animal fat.
Some scientists think certain supplements might help prevent cancer, but there isn't enough research yet to prove that. If you want to take supplements to prevent cancer, talk to your doctor about what is safe for you to take. Eating healthy foods is still the best way to get the vitamins and minerals your body needs.