【Exercise and diet prevent colon cancer】The factors that threaten colon health are: eating too much meat, lack of exercise, and low dietary fiber intake. Prevention methods: 1. Ensure adequate grain intake every day. You can add some whole grains when making rice. 2. Eat more foods rich in dietary fiber, such as celery, leeks, cabbage, radish, etc. 3. Do a certain amount of aerobic exercise every day to prevent food from staying in the body for too long.