Lifestyle changes could prevent 40% of new cancer cases

Lifestyle changes like quitting smoking or wearing sunscreen can prevent up to 40% of new cancer cases in the United States, according to a new study from the American Cancer Society. And as CNN Health reports, such changes can prevent up to half of all cancer deaths. “These are things that people can practically change in their daily lives to reduce their risk of cancer,” said Dr. Arif Kamal, chief patient officer for the American Cancer Society.