Healthy living habits can improve the quality of life and prognosis of rectal cancer patients. 1.Maintain a healthy weight. 2.Actively exercise (not less than 5 times a week, at least 30 minutes of moderate intensity physical activity is recommended). 3.Limit alcohol intake. 4.Suggest to quit smoking. 5.Healthy diet. Consume more fruits, vegetables, poultry and fish, less red meat, more coarse grains, less refined processed grains and foods high in sugar.