AdvertisementCDC recommends 2nd COVID boosters for some older and immunocompromised peopleUpdated March 29, 2022Rob SteinJane GreenhalghfacebookEmailAs immunity wanes fom the first booster, the FDA has now authorized a second shot for people 50 and older and some immunocompromised people. The CDC has also recommended that people get the booster. (AFP via Getty Images)This article was originally published on March 27, 2022.