Getting an updated Covid vaccine this fall will help restore protection that has waned since previous vaccination, according to the White House Covid-19 Response Team.
"Laboratory data suggests that the addition of the Omicron BA.4 and BA.5 spike protein components may help broaden the spectrum of variants the immune system is ready to respond to," CDC director Dr. Rochelle Walensky said at a press briefing Tuesday.
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by Joji Xavier
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