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A brand new research printed in The Lancet Infectious Illnesses involving over 460,000 kids and adolescents throughout 40 pediatric hospitals within the U.S. means that kids who had been contaminated with COVID-19 for the second time through the omicron wave had greater than double the chance of creating lengthy COVID.
Carried out by researchers beneath the RECOVER Initiative, that is the biggest research to this point analyzing the long-term results of COVID-19 reinfection in younger folks.
The research analyzed digital well being information from January 2022 by way of October 2023, a interval dominated by the extremely transmissible omicron variant. Researchers in contrast well being outcomes following kids’s first and second documented COVID-19 infections to isolate the dangers related to reinfection.
The upper threat was noticed throughout many various teams within the research, no matter whether or not they had been vaccinated, how severe their first sickness was, their age, gender, race or ethnicity, or in the event that they had been dwelling with chubby or weight problems.
The authors say this elevated threat of lengthy COVID following reinfections highlights the continued significance of stopping COVID-19 infections by way of vaccination and different protecting measures equivalent to masking and social distancing.
Reinfection was linked to a variety of uncommon however persistent and generally severe circumstances doubtlessly related to lengthy COVID in kids, together with coronary heart irritation (myocarditis), blood clots, kidney damage, cognitive difficulties, fatigue, and respiratory issues.
The authors emphasize that whereas vaccines and different prevention measures could not utterly remove the chance of contracting COVID-19, they continue to be the best approach to forestall each preliminary infections and reinfections, thereby decreasing the chance of long-lasting signs in kids.
They are saying the research’s findings reinforce the necessity to strengthen public well being efforts to extend COVID-19 vaccination protection amongst kids and adolescents.
Extra info:
Lengthy COVID related to SARS-CoV-2 reinfection amongst kids and adolescents within the omicron period (RECOVER-EHR): a retrospective cohort research, The Lancet Infectious Illnesses (2025). DOI: 10.1016/S1473-3099(25)00476-1
Quotation:
Danger of lengthy COVID in kids could also be twice as excessive after a second an infection (2025, September 30)
retrieved 30 September 2025
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