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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Inundated US hospitals held patients in places like hallways for a median of 6.6 hours.
Uganda's health ministry on Twitter today reported four more lab-confirmed Ebola Sudan cases, as well as one more death in a patient with a confirmed infection. The developments push the country's overall total to 54 cases, 35 of them confirmed and 19 listed as probable. The latest death brings Uganda's fatality count to 25, 7 in confirmed patients and 18 in people who had probable infections.
The SARS-CoV-2 Omicron variant is much more transmissible among household members than Delta, with an estimated secondary attack rate (SAR) from thrice-vaccinated index patients of 46%, compared with 11% for Delta, finds a study published today in Nature Communications.
The SAR is the percentage of contacts who become infected by an index (initial) patient.
The shots offered 74% protection against hospitalization or death and 90% against death alone.
The change was temporary and "within the normal range of variation."
Cases are down 11% worldwide and deaths declined 18%, with the greatest decrease in cases in Africa.
High-flow oxygen didn't significantly lower death rates beyond those of standard oxygen therapy in COVID-19 patients with respiratory failure, according to a multicenter randomized clinical trial published yesterday in JAMA.
Data suggest "boosters continued to provide protection against severe illness despite viral evolution."
The Americas house 13% of the world's people, but the region has seen 37% of global cases and 45% of deaths.
A report published yesterday in Clinical Infectious Diseases describes a new SARS-CoV-2 mutation that confers resistance to the COVID-19 antiviral drug remdesivir in two persistently infected kidney transplant recipients treated with immunosuppressive drugs.
