2. Eat healthy foods

Eating healthy foods isn't a sure way to prevent cancer. But it might lower the risk. Try to:

People who eat a Mediterranean diet have a lower risk of breast cancer. The Mediterranean diet focuses mostly on plant-based foods, such as fruits and vegetables, whole grains, legumes and nuts. People who follow the Mediterranean diet choose healthy fats, such as olive oil, rather than butter. And they eat fish instead of red meat.