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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Ongoing surveillance shows more than 30 human-to-animal spillover events and fast virus evolution in a relatively small sample size of deer in northeastern Ohio.
Ohio, which had a preliminary positive from wastewater, now has a BA.2.86-positive human sample.
The study took place before availability of the 2-strain COVID-19 vaccine, which offers protection against Omicron and the wild-type virus.
During the acute phase of COVID-19, in-person visits decreased 40% and telehealth visits increased more than 10-fold.
Patients who had a non–ST segment elevation myocardial infarction were at a 51% higher risk of death when hospitals had a heavy COVID-19 patient burden.
Flu was tied to 7,851 deaths from week 33, 2022, to week 12, 2023, compared with 32,607 deaths tied to COVID-19.
Researchers use obituary reports to estimate that 1.87 million excess deaths occurred in the first 2 months after the policy lifted.
US indicators continue a steady slow rise, especially in the South, as global levels rise in three regions.
The steepest declines were in staff responsiveness and cleanliness, possibly reflecting pandemic staffing shortages.
Data show that 41% of 29 patients who developed a postviral syndrome showed evidence of a previous COVID-19 infection.
