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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A survey of US caregivers found that more than 1 in 10 either planned or had already administered a nonprescription antibiotic (NPA) to their child, researchers reported last week in the Journal of the Pediatric Infectious Diseases Society.
Also, Asian countries continue to grapple with new cases, with Japan reporting another record daily high.
Secondary attack rates dropped from 31% to 11% if the index patient was vaccinated.
COVID-19 antibodies remained 7 months' post-infection, with some even increasing in levels, according to a follow-up study of 578 healthcare workers at the Hospital Clínic at Barcelona. The results, which were published today in Nature Communications, also include evidence that exposure to common cold coronaviruses may contribute to some cross protection.
As the US COVID surge continues, Anthony Fauci, MD, says, "The end game is vaccination."
About 500,000 cases are being added to the global total each day, and the Delta variant is now in 135 countries.
The antibody cocktail reduced the risk of COVID-19 by 66% to 81%.
Myocarditis and pericarditis both saw increased prevalence in COVID-19 vaccine recipients compared with a pre-vaccine period of January 2019 to January 2021, with the incidence still rare but higher than in previous studies, according to a JAMA research letter yesterday.
UK data show less than 1 in 20 kids with COVID-19 have symptoms that persist for longer than 4 weeks.
The global total nears 200 million cases, led by surges in Asia and the Middle East.
