Cold is an acute respiratory disease caused by a virus, clinical headache, nasal congestion, runny nose, cold, fever as the main manifestations, the disease all year round, especially in late winter and early spring, mainly droplets through respiratory infection. According to the severity of its symptoms and different viral infections, colds can be divided into the common cold and influenza. Traditional Chinese medicine divides colds into wind-cold colds and wind-heat colds according to the different types of pathogenic agents and symptoms.
Most of the symptoms of cold onset, respiratory symptoms are: nasal congestion, sneezing, runny nose, 1-2 days later, due to inflammation to the pharynx, laryngeal position development, one after another pharyngeal foreign body sensation or pharyngeal pain, severe cases may appear cough, dysphagia, hoarseness, if there is no secondary bacterial infection, then less sputum, for white sticky sputum. Summer colds are different from winter and spring colds. Generally speaking, the occurrence of cold is due to the decline of the human body\'s ability to resist disease, caused by viruses or bacteria caused by upper respiratory tract infection and nasal congestion, fever, headache and pain and a series of cold symptoms.
The key to the prevention of cold is to enhance their own physique, improve immunity, can also be prevented by the following methods: 1, cold water face, hot blister foot method; Every morning and evening, develop the habit of using cold water bath and hot water feet, which helps to improve the body\'s resistance to disease. 2, physical fitness method; In autumn and winter, we should take a moderate walk, play ball, do exercises, practice boxing, and practice swords outdoors, which can improve the body\'s ability to keep out the cold and prevent the occurrence of colds. 3, drinking ginger tea method, with ginger, brown sugar to boil the right amount of water to drink tea, can effectively prevent and treat colds.