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 CDC fine tuned its projection for XBB.1.5, which is still spreading quickly, mainly in the northeast.
Among MIS-C patients, 8% had complications affecting 6 or more of the 8 studied organs.
One study looked at BA.5 infection after vaccination, while another examined vaccine effectiveness in children and adolescents.
COVID-infected workers were less likely to work on site than those who had other respiratory diseases, and about 6% of infected employees with telework experience worked on site while sick.
Vaccination rates among US children aged 5 to 17 years varied widely by race as of August 2022.
Concerns are growing about the impact of China's surge and about XBB.1.5, which is quickly gaining dominance in the US.
Ninety or more days after vaccination, mild adverse reactions occurred in about half of patients, but no serious adverse events.
Nonspecific symptoms affected well-being the most: fatigue, confusion or lack of concentration, and sleep disorders.
Unvaccinated, infected inmates had an estimated 36% risk of spreading the virus, compared with 28% among infected vaccinees.
In the US, the proportion of the more transmissible XBB.1.5 Omicron subvariant virus rises sharply again.
