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New studies outline Omicron immune protection after infection, vaccination

Mon, 2023-01-09 15:37 — mike kraft

Studies detail Omicron immune protection after infection, vaccination One study looked at BA.5 infection after vaccination, while another examined vaccine effectiveness in children and adolescents. CIDRAP

A pair of new studies describe infection- and vaccine-conferred immunity against the SARS-CoV-2 Omicron variant, with one showing that vaccinated people have good protection against BA.5 subvariant reinfection for at least 8 months after infection, and the other finding that the vaccine is 46% and 70% effective against infection and hospitalization, respectively, in children.

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CDC revises figures, says Omicron subvariant XBB.1.5 accounts for 27.6% of U.S. COVID cases

Fri, 2023-01-06 22:52 — mike kraft

Omicron subvariant XBB.1.5 accounts for 27.6% of U.S. COVID cases - CDC The Omicron subvariant, XBB.1.5, is estimated to account for 27.6% of COVID-19 cases in the United States for the week ending Jan. 7, data from the Centers for Disease Control and Prevention showed on Friday. Reuters Reuters

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Read more about CDC revises figures, says Omicron subvariant XBB.1.5 accounts for 27.6% of U.S. COVID cases
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People who haven't had COVID will likely catch the new XBB.1.5 variant, experts say

Fri, 2023-01-06 22:44 — mike kraft

People who haven't had COVID will likely catch XBB.1.5 – and many will get reinfected, experts say New COVID variant XBB.1.5 is very contagious, meaning everyone is at risk for infection even if you've already had COVID. Here's what that means. YahooNews

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China is not reporting true impact of Covid outbreak, WHO says

Fri, 2023-01-06 14:05 — mike kraft

China 'under-representing' true impact of Covid outbreak, WHO says | CNN The World Health Organization has accused China of "under-representing" the severity of its Covid outbreak and criticized its "narrow" definition of what constitutes a Covid death, as top global health officials urge Beijing to share more data about the explosive spread. Simone McCarthy CNN

... WHO executive director for health emergencies Mike Ryan said the numbers released by China “under-represent the true impact of the disease” in terms of hospital and ICU admissions, as well as deaths.

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Uganda's Ebola outbreak is coming under control -- Africa CDC

Thu, 2023-01-05 15:45 — mike kraft

Africa CDC says Uganda's Ebola outbreak is coming under control Africa's top public health body said on Thursday that the Ebola outbreak in Uganda was coming under control, as it had been 39 days since the last confirmed case of the virus had been reported in the country. Reuters Reuters

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Even mild Covid cases can lead to long prpblems--new study

Thu, 2023-01-05 15:32 — mike kraft

Long COVID stemmed from mild cases of COVID-19 in most people, according to a new multicountry study Symptoms of long COVID-19 include fatigue, shortness of breath and cognitive issues. Morsa Images/Digital Vision via Getty ImagesThe Research Brief is a short take about interesting academic work. The big idea Even mild COVID-19 cases can have major and long-lasting effects on people’s health. That is one of the key findings from our recent multicountry study on long COVID-19 – or long COVID – recently published in the Journal of the American Medical Association.

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XBB.1.5 may be ‘most transmissible subvariant of Omicron to date,’ scientists warn

Thu, 2023-01-05 15:17 — mike kraft

XBB.1.5 may be 'most transmissible subvariant of Omicron to date,' scientists warn | CNN Health experts voiced concern Wednesday over the rapid growth of the new Omicron sublineage XBB.1.5, advising the public to stay informed but not alarmed as they work to learn more. Brenda Goodman CNN

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China COVID data shows no new variant, WHO says, easing some global fears

Wed, 2023-01-04 15:52 — mike kraft

China COVID data shows no new variant, WHO says, easing some global fears No new coronavirus variant has been found in China, data released by the World Health Organization showed on Wednesday, easing some concerns about an outbreak that has spread rapidly there since Beijing abruptly reversed its "zero COVID" policy. Alessandro Diviggiano,Bernard Orr Reuters

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In China, vaccine hesitancy lingers even as COVID cases surge

Tue, 2023-01-03 18:40 — mike kraft

'I don't trust it:' Vaccine hesitancy lingers even as China COVID cases surge The problem is a growing headache for Beijing as it tries to persuade more people to get vaccinated in the face of a spike in infections and the prospect of more than 1.5 million deaths after the lifting of strict anti-COVID measures. David Kirton Reuters

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COVID booster prompts good immune response, except after recent infection --study

Tue, 2023-01-03 17:50 — mike kraft

COVID booster prompts good immune response, except after recent infection CIDRAP

A study today in Clinical Infectious Diseases finds that a third COVID-19 vaccine dose triggered a robust immune response, regardless of whether recipients had been infected more than 3 months earlier, but it didn't significantly increase antibody levels in those infected less than 3 months before.

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