Travellers walk with their luggage at Beijing Capital International Airport, amid the coronavirus disease (COVID-19) outbreak in Beijing, China December 27, 2022. “And that, of course, has led to the CDC’s very recent announcement that they are going to oblige people who come to this country from China to be tested and test negative before they can come into the country.” William Schaffner, a professor in the Division of Infectious Diseases at Vanderbilt University Medical Center in Nashville and medical director of the National Foundation for Infectious Diseases. Omicron’s offshoots appear to dominate globally as well, but as the coronavirus continues to spread – especially in China after Beijing’s rapid easing of restrictions – there is now concern about where Covid-19 trends could be heading in 2023 and the risk of new variants emerging. “Some variants will emerge and disappear, while others will emerge and continue to spread and may replace previous variants.” New variants of SARS-CoV-2 are expected to continue to emerge,” CDC researchers write in their data tracker.
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“SARS-CoV-2, the virus that causes COVID-19, is constantly changing and accumulating mutations in its genetic code over time. In the United States, the Omicron subvariants XBB.1.5, BQ.1.1, BQ.1, BA.5 and XBB are causing almost all Covid-19 infections, according to data from the US Centers for Disease Control and Prevention.įor this week, the CDC estimates that XBB.1.5 now causes 40.5% of cases in the US, followed by BQ.1.1 at 26.9% BQ.1 at 18.3% BA.5 at 3.7% and XBB at 3.6%. But “it’s getting to that stage where it’s something that we have to continue to monitor.” “We haven’t seen any major jumps in terms of Omicron evolution in some time,” he said. Respiratory viruses could surge following the holidays, public health experts warn
(Photo by Michael Nagle/Xinhua via Getty Images) Michael Nagel/Xinhua News Agency/Getty Images The United States is experiencing surge in respiratory illnesses including COVID-19, flu and respiratory syncytial virus RSV, worsening the strain on hospitals. People walk past an urgent care facility offering flu shots in New York, the United States, on Dec.
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