Elderly people with emphysema: first of all, they should not eat spicy and stimulating foods, because these foods are easy to stimulate the airway to appear irritating cough and aggravate the symptoms of asthma, such as garlic, ginger, scallions, etc. At the same time, don’t eat raw and cold foods, such as cold vegetables, ice cream, ice water, etc.. Secondly, because emphysema in the elderly are often combined with chronic obstructive pulmonary disease, pulmonary heart disease and other diseases, so to low-salt and low-fat diet, do not eat too sweet, too salty, as well as greasy and indigestible food. In patients with pulmonary heart disease and heart failure due to right heart insufficiency, it can lead to gastrointestinal stasis, which is not conducive to digestion, and eating too raw and hard food may aggravate gastrointestinal reactions. Finally, be sure to eat small, frequent meals and avoid overeating.