A cough with white sputum indicates cold, while yellow pus sputum is a sign of fire. In addition to white phlegm, there is often a fear of cold, accompanied by muscle pain and headache, which can be treated with medicines or foods that repel cold. Such as brown sugar ginger water, take a ginger chopped in a pot, add a small amount of brown sugar, put two bowls of water, boil the two bowls of water into a bowl of material, drink it while it is hot, there is a chilling effect, Chinese medicine can choose the half summer dew, if the effect is not good recommended with Western medicine treatment.