With the cooler temperatures, the flu began to hit on a large scale, the Beijing CDC monitoring results show that last week, the city’s influenza rose by 81.44% compared to the previous week. And the emergence of influenza B virus, influenza A H3N2 subtype influenza virus and influenza A H1N1 virus co-prevalence, the recent influenza B virus is dominant. This influenza has the following characteristics 1, rapid high fever, not easy to retreat, fever again after the fever. 2, after the fever turned into a cough period, lasting a long time. 3.Children are predominant. 4.Adults have heavy throat symptoms with headache and peripheral discomfort. 5. Highly contagious. 6.Blood test mostly shows low total white blood cell count, high granulocyte ratio, rapid CRP mostly shows slightly high or normal! Poor healing, most of the sputum is not easy to cough up. 7, more than half with vomiting or diarrhea. 8, easy to cause heart muscle damage. Then for the flu, how should be the correct understanding, prevention and treatment, is briefly introduced. (1) common cold and influenza (1) common cold occurs mostly in the alternation of seasons and winter and spring, the onset of the disease is urgent, early manifestation of the main symptoms of the nose, pharynx khat, can have sneezing, nasal congestion, runny nose, cough is also a common symptom, may or may not be accompanied by sore throat, fever or muscle pain and other symptoms. Etiology: Most of them are caused by viruses, such as rhinovirus, coronavirus, parainfluenza virus, whistling syncytial virus, etc. They can also be combined with bacterial infections. (2) Influenza (influenza) has obvious symptoms of systemic toxicity such as fever, malaise, generalized aches and pains, while the symptoms of upper whistle infection are mild, and infants, the elderly, people with underlying diseases or weakness are prone to complications such as pneumonia. Etiology: Influenza virus (referred to as influenza virus) caused by the acute whistling infectious disease. Influenza viruses are mainly divided into types A, B and C. The main ones that cause obvious that symptoms are type A and type B. Influenza A has stronger transmissible power, while type B is relatively weak and mostly spreads in close proximity (such as classes and offices). 2, the prevention of influenza In the case of good air, houses should be diligently ventilated every day to keep the air fresh. (1) Avoid going to crowded places with dirty air, and wear a mask for hospital visits. (2) Increase and decrease clothing according to temperature changes, eat a balanced diet, exercise and sleep well. (3) If flu-like symptoms appear, get enough rest, drink more water, and eat a light, easily digestible and nutritious diet; if symptoms such as persistent high fever or coughing worsen, seek medical attention promptly and wear a mask to prevent cross-infection. (4) Avoid working with illness. Cover your mouth and nose with a handkerchief or tissue when coughing or sneezing, or cover your mouth and nose with your elbow, and try to avoid covering your mouth and nose directly with your hands and causing your hands to become contaminated with whistling secretions. (5) Influenza vaccination can be given to those who are in a position to do so. Since it takes time for antibodies to be produced, vaccination can be given in January before the annual influenza epidemic, and since there are different types of viruses and mutations, one vaccination cannot prevent all influenza. 3, the treatment of influenza (1) Western medical treatment Western medical treatment is mainly based on symptomatic treatment and antiviral treatment. Influenza is mainly a viral infection, generally no need to use antibiotics, for the flu antipyretic effect is not very satisfactory, can be combined with physical cooling. (2) Traditional Chinese medicine treatment Traditional Chinese medicine has certain characteristics for the treatment of colds, for the symptoms of this flu, you can choose appropriate pungent cool relieving agents such as cold and fever granules, mulberry cold and flu granules, wind and fever cold and flu granules, etc. Note: If your condition worsens, you should go to the hospital in time.