Overall, 57% of participants had evidence on PET/MRI of inflammation affecting the heart or lungs.
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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A second study finds that intravenous immunoglobulin and low-dose steroids appeared to benefit MIS-C patients.
Cruise ships became one of the first sites of COVID-19 outbreaks in the spring of 2020.
No effect was seen on women's or men's vaccination status and miscarriage rates.
The only benefit seen was a lowered combined risk for venous thromboembolism.
The averted deaths had an estimated economic value of $6.5 trillion.
The 38 businesses operated or facilitated access to 60 clinics, almost all in the United States and Mexico.
The estimated percentage of JN.1 viruses is very small—about 0.1%.
The analysis included 806 patients who were infected with the wild-type strain, Alpha, Delta, or Omicron strain.
The researchers estimated 1 in 30 hospitalizations among newly infected adults aged 80 years and older.
In a variant proportion update, the CDC said HV.1 has nudged ahead of EG.5.
