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Friday, July 30, 2021
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Fitbits Detect Lasting Changes After Covid-19

Last spring, when the nation’s Covid-19 cases were soaring and tests were in short supply, some scientists wondered whether a new approach to...

Pfizer and Moderna Vaccines Likely to Produce Lasting Immunity, Study Finds

The vaccines made by Pfizer-BioNTech and Moderna set off a persistent immune reaction in the body that may protect against the coronavirus for...

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