All cancers, though, have known lifestyle components. Outlined below are twelve of the more common cancers with lifestyle factors linked to their risk. Some, like colon cancer, have a number of lifestyle factors, while others, like bladder cancer, have few. Don’t use tobacco. Using any type of tobacco puts you on a collision course with cancer, Eat a healthy diet, Maintain a healthy weight and be physically active, Avoid risky behaviors, Protect yourself from the sun, Get regular medical care.