Levels of RSV also remain high in many areas of the US, while COVID-19 activity is waning in most of the country.
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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Workers in high-risk jobs had a 44% higher likelihood of developing long COVID.
Patients present with more severe illness than before COVID, even as hospital mortality rates return to prepandemic levels.
Working while sick increased over time, from less than 2% in 2020 to 15% in 2024.
Employees who took the antiviral drug had 5% fewer workday absences.
The increase in developmental delays was up to 6.6% higher for children who experienced physical distancing measures for a longer period.
The study confirms the safety and benefits of COVID-19 vaccines for pregnant women at a time when federal officials are publicly raising doubts about the safety of immunizations.
In addition, the emergence of the influenza A H3N2 subclade K virus fueled a record number of flu cases in Australia this year and extended the season, which may have implications for the Northern Hemisphere season.
The findings draw on data from more than 98,000 pediatric cases.
Adults aged 40 to 64 had more than double the risk of their matched peers.
Vaccinated adults had a 74% lower risk of death from severe COVID.
