Alcohol is not allowed after lung cancer surgery and can lead to lasting damage. After lung cancer surgery, you need to keep a light diet, pay attention to expectoration, and have regular rechecks. Alcohol should not be consumed after lung cancer surgery because it can have adverse effects on several organs of the human body, such as the brain and liver, and is not suitable for patients who have just undergone surgery. After the surgery, they should keep a light diet, mainly easy-to-digest food, and should not smoke or drink alcohol, so as not to increase the burden of the body. Therefore, lung cancer surgery patients must strictly follow the consultation and treatment advice of specialists and have regular follow-ups.