If you want to know if your lungs are functioning well, just look at the Hall of the Seal. Generally speaking, if the color of the seal is white and red, it represents good lung function; if the seal is bright red, it means that there is heat and poison in the lungs. Moreover, any child with a dull and dry seal is weak in lung qi, and their resistance is generally low, making them prone to bronchitis or pneumonia; for adults, those who often hurt their qi are prone to lung qi deficiency, and their seal is also dull in color. What should I do if my lung function is out of order? How should I improve my lung function? 1, active exercise, improve lung function To improve lung function, usually should not be lazy, should actively participate in physical exercise, appropriate sweating, such as long-distance running, swimming, playing ball, etc.. If you can adhere to the exercise for a long time, lung function will improve, and the body and mind can remain healthy. 2, regular diet, regulate lung function Patients with lung dysfunction, it is recommended to eat more lung moistening, lung-clearing food, such as radish, pear, fungus, soy milk, honey, etc. You can also use snow fungus, lotus seeds, lily, pork ribs soup and other herbs to make lung-clearing soup. Usually busy at work, you can also cut the Luo Han Guo into slices and drink with boiling water, you can also insist on drinking a cup of lung effect of wolfberry tea every day. 3, less anger, keep your body and mind happy In the view of Chinese medicine, the lungs are the organ of the main gas, if often angry fire easy to make the lungs do not work, so, want to take care of our lungs, fight to lung dysfunction, should maintain a happy mood, not because of a little anger and anger, when necessary, you can read a book, listen to songs, chat and other activities to ease the mood. In general, lung dysfunction is not a major disease, if you can pay attention to rest and control your diet in general, symptoms such as acne and chest tightness will disappear quickly, and lung function will easily return to normal.