Immunocompromised adults and children should receive an age-appropriate COVID-19 vaccine dose as soon as possible, the organization says.
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 vaccines appear to sensitize tumors to cancer patients' immune checkpoint inhibitors, the researchers say.
No increased risk of congenital abnormalities was seen overall, by organ system, or for any of the 75 individual defects studied.
The Global Preparedness Monitoring Board says countries need to bolster primary healthcare systems, establish a pandemic risk monitoring system, and strengthen cooperation.
The excess risk was primarily seen among COVID-19 survivors who were hospitalized for their infections.
The vaccine was tied to lower risks of the outcomes among all age-groups, regardless of major underlying medical conditions and immune status.
But there is 'substantial opportunity' for load-balancing strategies during future pediatric hospital surges to reduce bed strain and harm, the authors say.
The CDC recommends that toddlers receive the varicella (chickenpox) vaccine as a standalone immunization.
In contrast, the condition affected less than 1% of the Swedish population before the pandemic.
The authors call for more research to identify patient groups that could benefit from repeated treatment for COVID-19 after symptom and/or viral RNA rebound.
The findings, the authors say, supports the need to reconsider the federal decision to remove vaccine eligibility during pregnancy.
