1. Filter your tap water
That is, if you have a healthy lifestyle. “As many as 70% of known causes of cancers are avoidable and related to lifestyle,” says Thomas A. Sellers, PhD, associate director for cancer prevention and control at Moffitt Cancer Center in Tampa. Diet, exercise, and avoidance of tobacco products are, of course, your first line of defense, but recent research has uncovered many small, surprising ways you can weave even more disease prevention into your everyday life.