There is evidence suggesting that exposure to live poultry markets is a risk factor for the development of H7N9 avian influenza in humans, and that virus-carrying poultry and their excreta and secretions may be a source of transmission of H7N9 avian influenza virus in humans. The public should try to avoid direct contact with live poultry, birds or their droppings in their daily lives; if they have been in contact, they should wash their hands with soap and water as soon as possible; they should not buy live poultry for slaughtering, and should not buy fresh, live and frozen poultry and livestock and their products without quarantine certificates; raw poultry, animal meat and eggs should be cooked thoroughly, and hands should be washed thoroughly after processing and handling of raw poultry, livestock and eggs; they should pay attention to dietary hygiene, and should separate raw and cooked meat from food in food processing; cultivate a healthy lifestyle; and should avoid the risk of exposure to H7N9 avian influenza. Separate raw and cooked food; cultivate a healthy lifestyle, strengthen physical exercise; if fever and respiratory symptoms, should put on a mask, as soon as possible, remember to tell the doctor before the onset of the history of contact with poultry, etc., and under the guidance of the doctor regular treatment and medication.