For patients with colorectal cancer, the recommendations on exercise and diet are as follows: a. Regular exercise 1. At least 150 minutes of aerobic exercise per week, such as walking. Each exercise session should be longer than 10 minutes to be counted as total exercise. Increase the intensity and duration of exercise may benefit more, such as walking 6 hours per week or running 90 minutes per week. 2, if you can not reach the amount of 150 minutes per week, you should also exercise as much as possible 3, ≥ 2 days per week muscle strength training II, minimize sedentary behavior, such as watching TV. If you have to be sedentary should often take short relaxation breaks such as standing, stretching and walking. Third, reduce the intake of refined sugar and high glycemic index foods, including bread, pasta, white rice, potatoes, all kinds of cookies, cakes, etc. Avoid sugary drinks, including carbonated drinks, sports drinks, fruit and vegetable juices, etc. Five, reduce the intake of red meat (livestock meat, such as pork, beef and sheep) and processed meat (referring to meat preserved by curing, smoking, etc., such as bacon, ham, bacon, sausage, salted fish, etc.). Sixth, consume ≥ 5 servings of vegetables per day (about 85 g fresh weight per serving), and pay attention to a variety of different colors and types of vegetables.