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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More than 100 symptoms have been associated with "post-COVID condition," and studies estimate 3% to 7% of the population is affected.
A compact device designed by US researchers monitors air samples for SARS-CoV-2 variant detection.
The US was an outlier, because though its preparedness score was high, it had gaps in its ability to launch an organized response and keep messaging consistent.
COVID-19 hospitalizations dropped 6% and deaths declined by 9%, but emergency department visits were up 2% and test positivity rose 0.4%.
The researchers observed a dose-response relationship between the number of antibiotic prescriptions and risk of severe outcomes.
Data from hospitals in Chile, Brazil, and Argentina show substantial increases in intravenous antibiotic use at the beginning of the pandemic.
Previous studies have suggested boarding has been an increasing trend for psychiatric youth patients in the US since 2001.
In 2020 the CDC said 4% of survey respondents said they drank or gargled diluted bleach to prevent COVID-19, but a new study calls that into question.
The tool has a diagnostic sensitivity of 97.8% and a diagnostic specificity of 98.9%, the authors say.
Of 19 countries that regularly report hospitalizations, 2 reported rises of 20% or more: Bangladesh and Malta.
