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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Less-affected hospitals should be thinking creatively and acting urgently to be ready to care for COVID-19 patients, experts say.
A total of 1,218 fatalities have occurred in New York, the hardest-hit state.
In India, a nationwide lockdown has stranded some migrant workers without food and shelter.
After analyzing a large outbreak at a Seattle-area nursing home, researchers share prevention tips.
US social distancing steps will extend through April.
US activity is surging in New York and several other states and cities.
Also, new studies highlight virus shedding and before-symptom transmission.
The US depends heavily on drugs made in other countries, especially India and China.
A day after topping 500,000 global cases, the total is poised to pass 600,000.
Hospitalization rates in Los Angeles and New York City are doubling every few days.