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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The findings provide hope that vaccines may generate long-term protection.
A multistate analysis of hospitalized COVID-19 patients in the American Journal of Epidemiology yesterday found that 12.6% of patients died, with blacks especially hard hit.
The Pfizer-BioNTech vaccine likely protects against the UK variant, an official says.
A study in JAMA Internal Medicine today demonstrates a sharp decline in US hospital COVID-19 mortality rates during the first 6 months of the pandemic, with wide variation across hospitals and poorer outcomes linked to higher county-level case rates.
More than 1,100 cases involving the fast-spreading strain are confirmed, most in people younger than 60.
Today and tomorrow 5.9 million doses of Moderna's vaccine will arrive at 3,400 locations.
A study of pandemic deaths in California in JAMA Internal Medicine today found the highest excess mortality in older adults, black and Hispanic residents, and those without college degrees. Excess death rates for Hispanic residents and those without a high school degree more than tripled after reopening, likely due to increased COVID-19 risk faced by low-wage, essential workers.
Essential workers include first responders, teachers, public transit employees, and grocery store staff.
The company says it began a trial among adolescents; results are expected in 2021.
The US becomes the first nation to have 2 authorized COVID-19 vaccines with clear, compelling efficacy data.
