Constipation after quitting smoking is not in detoxification, but may occur as a result of indigestion or gastrointestinal tract dysfunction. After quitting smoking, it is easy to lose appetite and affect eating, resulting in slower gastrointestinal peristalsis and reduced fiber intake, resulting in constipation. You can adjust the diet structure appropriately, pay attention to more exercise, drink more water, eat more fresh vegetables and fruits, and avoid spicy and stimulating food. Proper exercise, starting with simple exercises, such as walking, jogging, swimming, etc., to drink more water, to do simple abdominal massage, if necessary, the application of gas, defecation drugs to relieve constipation, you can also usually drink probiotics to regulate.