The 10 new flu-related deaths in children bring the season's total to 226, the most since 2009-10.
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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Of children with chronic conditions hospitalized with COVID-19, 8.6% required pediatric intensive care unit admission, versus 0.9% in those without them.
The trials launching are part of four platforms, which target viral persistence, neurologic symptoms, sleep problems, and autonomic system issues.
The hospital in the study also mandates yearly flu vaccination, with 95.5% coverage.
Hospitalizations rose last week for the first time since January, with a few counties in three states now at moderate levels.
Australian researchers developed a model that predicted hospitalizations, which could give facilities 1 to 4 weeks to prepare for influxes.
Of 235 biomarkers studied, only higher levels of kidney injury molecule-1 (KIM-1) were associated with lower odds of COVID-19 hospitalization.
Adoption of wastewater surveillance to inform public policy is not widespread, in part because of problems interpreting results.
Vitals changes tracked by the smartwatches reflected the clinical course, which appeared to vary by vaccination status.
The rates the researchers saw could serve as a baseline for gauging whether coinfections rates are shrinking or growing.
Hospitalization rates in cancer patients fell from 30.6% in early 2021 to 7.5% in 2022.