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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In contrast, Omicron is surging in South Korean and Japan, triggering tightened measures.
Among 1,068 US adults surveyed about their mental health amid the COVID-19 pandemic, 12% to 15% reported serious psychological distress that persisted throughout the study period, mostly among young adults, low-income respondents, and Hispanic participants.
The data were published yesterday in JAMA Network Open.
Officials say too many people globally remain unvaccinated, driving disease spread.
Belief that vaccines are necessary rose more among Black than White survey participants.
Cities and states are still struggling with high demands for hospital services.
A new Canadian study shows visits for mental health and substance abuse problems by physicians increased 27% during the first year of the COVID-19 pandemic. The study is published in JAMA Network Open.
"With rapid antigen tests, positive results are generally meaningful, but negative results have to be taken with a grain of salt."
A third mRNA vaccine dose results in fewer Omicron deaths, hospitalizations, and cases, 3 studies find.
Experts back booster shots in high-priority groups and a reduced vaccine dose for children 5 to 11 years old.
A cohort study of more than 2,000 US and Canadian women indicates that COVID-19 vaccination does not impair fertility—but men who become infected with SARS-CoV-2 may experience short-term reduced fertility, according to surveys of the women's partners.
