Dr. Alok Patel, a physician at Stanford Children’s Health, has the latest on rising cases in the U.S. and a new report shows a dip in vaccinations for kindergarteners.A new CDC analysis estimates that at least three out of every five Americans have antibodies that indicate a prior COVID-19 infection. Prior to the omicron-fueled surge in cases from December 2021 to February 2022, only an estimated one-third of people in the U.S. were estimated to have a prior infection.
About 58% of adults had detectable antibodies as of February -- but that rose to nearly 75% among children and teens under 17.A Covid vaccine and testing site is set up outside of Yankee Stadium on the Opening Day of the season for the Yankees as they face off against rivals the Boston Red Sox on April 8, 2022, in New York.
But Walensky and Clarke repeatedly emphasized how important vaccination still is. There's very little information on how long immunity from a case of COVID lasts, but a lot more data on how long immunity from vaccines and boosters lasts. Clarke said this study cannot be interpreted to mean 60% of Americans have protection against reinfection.Nor does the percentage mean we've reached some kind of herd immunity.A registered nurse administers a COVID-19 booster vaccination to a person at a COVID-19 vaccination clinic on April 6, 2022, in San Rafael, Calif.
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