Dr. Anthony Fauci arrives for US President Joe Biden’s speech on Covid-19’s response before signing Executive Orders in the State Dining Room of the White House in Washington, DC on January 21, 2021.

Almond Ngan | Reuters

New data shows that the Covid-19 vaccines currently on the market may not be as effective at protecting against new, more contagious strains of the coronavirus, said White House Health Advisor Dr. Anthony Fauci, on Thursday.

“Bottom line: We are very careful. There are alternative plans if we ever need to modify the vaccine. It’s not a very burdensome thing, we can do it given the platforms we have,” Fauci said during the White House press conference . Even if they’re less effective, they’ll likely still offer enough protection to make the vaccines worthwhile, he added.

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