Barbara Sibley’s four New York restaurants had already weathered the city’s initial Covid-19 wave, the prevaccine surge last winter and…
“If you can’t get tests, you have to decide how much risk you’re willing to take,” said Dr. Robert Wachter,…
MADRID — Covid-19 infections were rising all across Spain, but the message from the country’s leader was clear: The government…
Given that health care workers are tested frequently, are largely vaccinated, and must be masked, “the chances of causing a…
Should I take a second test to confirm the result?If you tested positive after taking a rapid home test, you…
WASHINGTON — The Centers for Disease Control and Prevention said on Friday that unvaccinated students exposed to the coronavirus can…
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