Why BA.5 is not a super-virus and vaccines are still our best option

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The BA.5 “subvariant” of the coronavirus has rapidly become dominant in many countries, and rising Covid-19 case numbers are dashing hopes for a summer break from the pandemic. Officials are again urging people to get booster shots, but those vaccines are unchanged since their rollout more than a year and half ago. Last month in the US, an FDA advisory committee reviewed data for updated vaccines, but even those newer versions are based on the original Omicron variant — not the BA.5 version now on the rise. As the pandemic drags on, it’s fair to wonder if we’re ever going to catch up. The good…

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