At present, some cities in Canada (especially Toronto and Hamilton) are experiencing outbreaks of RSV, influenza and COVID-19. The children's hospital is full and needs to be transferred to other hospitals. Children with severe fever may have difficulty breathing and urgently need ICU monitoring and rescue. Parents, please note that children's body temperature control ability is poor, and their body temperature will rise rapidly after infection. Therefore, they should be closely observed and cooled as soon as possible (take medicine or physically cool down, and do not wait until the body temperature is high and do not deal with it, which will affect many organs. Especially the brain), the emergency rooms and wards of many children's hospitals are full at present, and some pharmacies are out of stock or have limited purchases of antipyretics for children. Parents, please prepare in advance. During the outbreak, it is most important to avoid contact with sick people, wear a mask when going out, and maintain good health. I hope your children will not be infected during the outbreak. People who are weak and are receiving treatment for tumours and autoimmune diseases should also pay great attention to their own protection and not to be infected. Hospital beds are currently tight and many treatments will be delayed. If you are willing to get vaccinated, please book the vaccine as soon as possible; if you are not suitable or unwilling to get vaccinated, please pay attention to your own protection. F. Jiang 2022.11.11

China does not hesitate to sacrifice economic benefits and adopts strict control measures (vaccination, isolation of patients and contacts, wearing masks, etc.) to control the morbidity and mortality of Covid19 at a very low level; in order to ensure economic benefits, Europe and the United States have not always adopted Strict control measures have kept the morbidity and mortality of Covid19 at a certain level.

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Coronavirus disease is mainly transmitted by respiratory droplets and contact. In the epidemic area, the main self-protection is to wear a mask, wash your hands frequently, reduce gatherings and keep distance.