Sewer sampling, the authors say, could be expanded to track other infectious diseases such as H5N1 avian flu or mpox or to detect unexpected pathogens.
Plaque growth can lead to a higher risk of heart attack, stroke, and other life-threatening cardiovascular events for as long as 1 year.
Post-exertional malaise, or exercise intolerance, was seen in 36% of those with long COVID.
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All global regions saw declines, yet nearly 4 million new cases and more than 62,000 deaths were reported.
Cloth or surgical facial masks reduced SARS-CoV-2 RNA 77% in exhaled coarse aerosol particles and 48% in exhaled fine aerosol particles, offering "modest" source control, according to a Clinical Infectious Diseases study yesterday. The study also found that the Alpha (B117) COVID-19 variant contained 43-fold more fine-aerosol viral RNA compared with earlier virus strains.
The regimen involves 2 different vaccines and was shown safe in adults and children.
More than 243,000 child COVID-19 cases were reported from Sep 2 to Sep 9, the second highest weekly total of the pandemic.
While welcoming the move, African leaders pushed for multiple ways to boost vaccine access, including easing export bans.
Of the cancer patients, 62% reached the highest possible antibody levels.
Hospitalized COVID-19 patients were more likely to have autoantibodies, or self-attacking antibodies, than those without COVID-19, according to a study today in Nature Communications.
Americans are evenly split on requiring proof of vaccination for everyday activities.
Any gain "will not outweigh the benefits of providing initial protection to the unvaccinated," one expert says.
Researchers suggest low staff vaccination rate may have affected the outbreak.
