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 case-patient traveled to South Africa and returned to the San Francisco area on Nov 22 and is isolating at home.
Delta-related COVID-19 activity showed signs of a plateau last week, the WHO says.
Severe COVID-19 may bring more than twice the risk of dying within a year.
A third dose of the Pfizer/BioNTech mRNA COVID-19 vaccine appears to counteract waning vaccine protection in the short term, according to a preliminary case-control analysis of more than 500,000 coronavirus tests in Israel.
Merck's pill is on track to be the first approved treatment for COVID-19 infections.
Also, sequencing found hints that travelers with Omicron likely contracted the virus from different people in different locations.
Those with compromised immune systems get COVID-19 after vaccination 3 times more often—but still rarely—a new study shows.
Many COVID-19 survivors experience impaired circulation, abnormal breathing patterns, and chronic fatigue syndrome an average of 9 months after diagnosis, finds a small, single-center study yesterday in JACC: Heart Failure.
Global officials are assessing how the variant will affect the arc of the pandemic.
Heads of vaccine firms say they can quickly retool existing vaccines to address the variant if needed.
