Lung bad does not exist vegetable taboo, vegetables do not have any therapeutic effect, daily balanced diet can be, common can be moderate consumption of some nutrient-rich vegetables such as celery, carrots, spinach and so on. Lungs are not good usually refers to the body of the lungs ventilation or ventilation function has a certain decline, usually by the clinical respiratory diseases such as chronic obstructive pulmonary disease, chronic bronchitis, bronchial asthma, bronchial dilatation, tuberculosis and so on are able to cause the lungs ventilation or ventilation function of the decline. However, in general, vegetables do not have a therapeutic effect, people with bad lungs do not need to eat a particular vegetable. Common such as celery, carrots, spinach, etc. are rich in vitamins and fiber, can be consumed to supplement the body’s nutritional needs. Therefore, people with bad lungs can eat a reasonable and balanced diet, and if there are respiratory symptoms, it is recommended to consult a doctor as soon as possible and follow the doctor’s instructions for standardized treatment.