Lung cancer patients do not have many dietary restrictions regarding fruits, as long as they maintain a balanced diet. It is recommended to consume light, easily digestible foods, avoid greasy, spicy, and irritant foods, quit smoking and drinking, and eat properly. Pay attention to rest, avoid overexertion, always keep a pleasant mood, and actively cooperate with medical treatment, stay hydrated by drinking plenty of water, and enhance daily care by ensuring good indoor ventilation.