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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Data suggest the real COVID-19 number is nearly 3 times higher than officially reported.
Neither vaccine requires extreme cold chain storage, which makes them appealing for low-resource areas.
A study of more than 160,000 COVID-19 tests of South African healthcare workers concludes that two doses of the Johnson & Johnson (J&J) and Pfizer/BioNTech vaccines are about 71% effective against hospitalization caused by Omicron 1 to 2 months after the second dose, with little waning at 5 months or longer.
Cases rise 31% in Africa and 13% in the Americas but fall globally.
Meanwhile, the CDC reissues a mask recommendation for public transit.
The findings aren't markedly different from interim results published in February 2021.
Nearly 13% of hospitalized COVID-19 patients had serious neurologic illnesses in the first year of the pandemic, suggests an international study published last week in Critical Care Explorations.
Pregnant women with COVID-19 had more than twice the risk of hospitalization and ICU stay.
More than 53,000 pediatric US COVID-19 cases were reported last week, a 61% increase.
Cognitive impairment from severe COVID-19 is equivalent to losing 10 IQ points or 20 years of aging, and any recovery is slow at best, suggests a small study published late last week in eClinicalMedicine.
