According to the official website of the Beijing Municipal Health Commission, Beijing had no growth for four consecutive days from 0:00 to 24:00 on July 9.In the "wartime state" of the past month, Beijing has raced against the virus with all its strength and finally grasped the initiative in the duel.But can we relax completely without new infections?

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Zhang Wenhong, director of the Department of Infectious Diseases at Huashan Hospital affiliated to Fudan University, said that it is not easy for the new cases of new coronary pneumonia in China to be completely zeroed out. As long as the worldwide epidemic continues, there will surely be cases caused by various channels in the country.The epidemic risk exists anytime and anywhere, and there is no way to relax under the existing protection.The epidemic risk exists anytime and anywhere, and there is no way to relax under conventional protection.

At present, the global research on SARS-Cov-2 is still continuing, and the way the virus spreads is constantly updated.On July 6, 239 scientists sent an open letter to the WHO, hoping that the WHO would revise its new crown prevention guidelines.They believe that the SARS-Cov-2 particles can be suspended in indoor air, inhaled by the human body and cause infection. Currently, WHO is compiling the current research progress on the spread of the SARS-Cov-2.Regardless of the outcome this time, comprehensive epidemic prevention measures should be taken.

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1. Wear masks on appropriate occasions, such as crowded supermarkets, shopping malls, subways, buses, etc.;

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2.Maintain social distance, such as keeping a certain distance when queuing;

Maintain hand hygiene. Hand washing is one of the most direct and effective ways to reduce hand bacteria and viruses.3. When it is not convenient to wash your hands when going out, a certain concentration of alcohol-based disinfection products can be used as a substitute for soap and running water.

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As experts have said, as long as the worldwide epidemic continues, there will be cases caused by various channels in the local area.For example, there are five new confirmed cases in Xinjiang Province, so our routine protection is best not to stop.