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Having Kids Around Might Shield You From Severe COVID: Study

By Steven Reinberg HealthDay Reporter

MONDAY, Aug. 1, 2022 (HealthDay Information)

Of us with younger youngsters at dwelling could also be much less possible than others to develop extreme COVID-19, a brand new examine suggests.

Kids deliver dwelling colds from day care and college and provides them to their dad and mom, and it is thought these lower-level infections could in the end defend Mother and Dad from the worst of COVID. Each frequent colds and COVID-19 are coronaviruses, so the speculation goes that getting one would possibly supply some safety from the opposite, researchers mentioned.

“One speculation that folks batted round was possibly those that had a whole lot of frequent colds prior to now few years could have some built-up immunity to deal with COVID-19, after which both not get an an infection in any respect or get solely a light an infection and never a extreme one,” mentioned lead researcher Dr. Matthew Solomon, a heart specialist within the analysis division at Kaiser Permanente Northern California in Oakland.

“This concept of the form of built-up immunity actually resonated with lots of people. And we thought, properly, possibly we will look in our database and see if we will determine a sign of that,” Solomon mentioned.

This examine cannot show that having a typical chilly protects you from extreme COVID-19, solely that it could confer some immunity. However the analysis staff mentioned the idea deserves additional exploration.

For the examine, Solomon and his colleagues scoured the medical information of greater than 3 million adults seen at Kaiser Permanente Northern California from February 2019 by means of January 2021.

They discovered adults with out youngsters who had COVID-19 had been 49% extra more likely to be hospitalized and 76% extra more likely to keep in an intensive care unit than COVID sufferers who had youngsters ages 5 and beneath.

The examine was performed earlier than COVID vaccines had been obtainable, so the researchers cannot inform what impact vaccination may need on any doable immunity that colds could confer.

Additionally, Solomon mentioned that simply since you’ve caught colds out of your youngsters does not imply that both you or they will not get COVID-19. Vaccination stays one of the best safety, he mentioned.

“Having young children doesn’t confer absolute safety,” Solomon mentioned. “Our examine is simply suggestive of this impact. That is one small piece of a really giant puzzle that scientists are working to unravel. Why do some individuals get COVID very badly and others don’t? This is only one small piece of a really complicated problem.”

Infectious illness professional Dr. Marc Siegel mentioned the notion that one coronavirus can defend you from one other is not new, and this examine gives some proof it is likely to be true.

He too burdened the examine does not present that you just will not get COVID-19, solely that it won’t be extreme. “It provides to the concept the extra immunity you may get, the higher,” mentioned Siegel, a medical professor of drugs at NYU Langone Medical Middle in New York Metropolis. He was not a part of the examine.

Nonetheless, it isn’t clear if any immunity conferred by frequent colds applies to all strains of COVID, particularly the present extra contagious strains, Siegel mentioned. These embrace the Omicron subvariants BA.5 and BA.4, that are spreading in america.

The most effective safety is getting vaccinated towards COVID-19 and having your youngsters vaccinated, too, he mentioned.

“Publicity to totally different coronaviruses could assist to offer a degree of immunity that decreases severity,” Siegel mentioned. “That along with vaccination and prior an infection is an effective cocktail for reducing severity. It does not imply we do not want extra targeted or intensive vaccines. It does not imply that the present vaccine is not useful — immunity is what issues irrespective of the way you get it.”

The report was printed on-line July 27 within the Proceedings of the Nationwide Academy of Sciences.

Extra info

The U.S. Facilities for Illness Management and Prevention has extra on COVID-19.

SOURCES: Matthew Solomon, MD, heart specialist, Division of Analysis, Kaiser Permanente Northern California, Oakland; Marc Siegel, MD, medical professor, drugs, NYU Langone Medical Middle, New York Metropolis; Proceedings of the Nationwide Academy of Sciences, July 27, 2022, on-line

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