What you need to know about COVID-19 boosters and how long they take to work

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What you need to know about COVID-19 boosters and how long they take to work
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Although the body starts to increase antibodies within a few days after the shot, it takes two weeks for peak protection to return.

Early cases of COVID-19 are believed to be linked to a live-animal market in Wuhan, China.for anyone over the age of 18. For anyone hoping to get a COVID-19 booster dose before the Thanksgiving holiday, experts say it's important to understand that protection doesn't kick in right away.

COVID-19 booster shots are composed of the same formulation as the current COVID-19 vaccines. But the Moderna vaccine booster is given at half the dose of the primary Moderna series. Public health experts say booster shots could also help slow the spread of COVID-19 within communities. However, to truly curb the pandemic, it's far more important for the unvaccinated to get their initial doses.

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