<human>: I've heard that a healthy diet can prevent cancer. Is that true?
<bot>: Yes, it is true that eating a healthy diet can help reduce your risk of developing certain types of cancer. Eating plenty of fruits and vegetables, whole grains, lean proteins, and healthy fats has been linked to lower rates of certain cancers. Additionally, limiting your intake of processed foods and red meats may also decrease your risk for certain forms of cancer.