Information center / / / /

The vaccines work against severe disease. Boosters are still a good idea

Health authorities have been urging Americans to get a booster shot six months after their second dose of the vaccine, especially now that the omicron variant is dominant in the U.S.

(Michaeleen Doucleff/ NPR) — Several nights ago, my husband texted me these questions while traveling:

Does my vaccine not work anymore?

Should I get a booster even though it’s been only four months since my second shot?

“Excellent questions,” I thought. One thing is crystal clear about the highly mutated omicron variant of the coronavirus: It has a huge ability to bypass immune protection and cause breakthrough infections.

Here’s what you need to know about how well the vaccines are working in the face of the omicron variant and the best timing for getting your booster shot. (…)