wastewater surveillance
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National Covid-19 trends, April 23
Covid-19 levels continue to be on the lower side across the U.S., as the country is in a lull between surges. But mild metrics from the CDC hide the fact that even during a lull, thousands of people are getting sick daily. And new variants are on the horizon, leading some scientists to warn of…
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How we track Covid-19, with wastewater and other data sources
In the last few weeks, I (Betsy) have received a few questions about the national Covid-19 updates that we’ve been publishing every week at The Sick Times. Readers have been particularly interested in how I reference wastewater surveillance, a newer technology for tracking viruses and other health indicators that became prominent during the pandemic.
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National Covid-19 trends, January 9
All available Covid-19 data in the U.S. suggest that the country is at the high point of an intense winter surge. The JN.1 variant, the latest fast-spreading offshoot of Omicron, has intensified the spread from holiday travel and gatherings. Hospitalizations are currently following similar trends to last winter, but could rise more in the coming…
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What you need to know about JN.1, the latest “variant of interest”
This winter, there’s another new SARS-CoV-2 variant contributing to surges around the world. The World Health Organization (WHO) classified this variant, called JN.1, as a “variant of interest” on December 19, signifying that it is worth the attention of scientists and healthcare workers. In the U.S., JN.1 may lead to higher levels of coronavirus spread…
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National Covid-19 trends, January 2
This winter’s Covid-19 surge continues in the U.S. While data aren’t yet available for the weeks after Christmas and New Years, wastewater surveillance suggests there could be more SARS-CoV-2 going around right now than reported at this time last year — with variant JN.1 fueling the spread from holiday travel and gatherings.
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