Influenza refers to influenza, family members with influenza, should avoid close contact with influenza patients, influenza patients should actively cooperate with the doctor’s treatment, the patient’s living supplies for strict sterilization. And people with poor immunity can be vaccinated with the appropriate vaccine, while paying attention to keep warm, increase outdoor exercise to enhance resistance to prevent the virus, if there are suspected symptoms of influenza, timely consultation. Influenza is an acute respiratory infection caused by the influenza virus and spreads through contact and droplet transmission. Influenza starts rapidly, often with high fever, headache, body aches and other symptoms, and those with low autoimmune status may develop complications such as bacterial pneumonia, encephalitis, etc., which may even be life-threatening, so patients should seek timely medical attention. If there is a family member with influenza, close contact with the influenza patient should be avoided. Patients’ respiratory secretions and dirt need to be disinfected. Their utensils and clothes should be boiled and disinfected with chlorine-containing disinfectant or exposed to sunlight. Meanwhile, during influenza epidemics, susceptible groups such as the elderly, children, immunosuppressed people and those prone to complications should receive influenza vaccination to prevent viral infection. In addition, increasing or decreasing clothing according to weather changes, indoor air disinfection or opening windows for ventilation, and participating in more outdoor activities to strengthen resistance are also effective in preventing the virus. Family members who have influenza should be well protected. If symptoms such as fatigue, fever and headache occur, they should seek medical advice promptly and should actively cooperate with the doctor’s treatment.