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University of Nebraska Medical Center

Do the Covid vaccines provide long-lasting protection?

NBC News The CDC is recommending that older adults get a second Covid shot in the spring. How durable are the vaccines? In October, the Centers for Disease Control and Prevention recommended that high-risk adults get a second updated Covid vaccine to bolster their protection against the virus.

The agency now recommends that people ages 65 and up and those with weakened immune systems get a second dose of the 2024-25 vaccine six months after their first dose.

It’s not the first time the agency has advised or allowed for an additional dose for at-risk groups several months after the first. In the spring of 2022, officials authorized a second booster dose after the initial fall rollout. The same pattern followed in the spring of 2023 and the spring of 2024.

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