Regular smokers can take vitamins to clear their lungs and also fruits to clear their lungs. Vitamins can replenish, because of the vitamin deficiency caused by smoking, which is very beneficial to prevent cardiovascular diseases. And eating fruits can make the lungs nourished, especially eating pears, lemons, lilies, etc., which are very beneficial to the human body. Especially the pear can clear heat and diuretic, moisten the throat and lower the pressure, but also can clear the heart and lungs, cough expectorant, thirst quenching, etc., which is very suitable for smoking patients. Pear is better to eat autumn pear is better, it can well moisten the lungs, on the prevention of lung fire on the inflammation and because of lung dryness appeared cough, cough phlegm, cough blood, etc., have a very great auxiliary treatment effect.