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End of carouselTighter rules for entry into the United States for international travelers went into effect Monday. All incoming travelers will need to show proof of a negative coronavirus test taken within a day of their departure, regardless of vaccination status.
Americans’ blood pressure rose during the pandemic — especially among women, according to new research that underscores the ways the coronavirus has exacted an uneven toll.
Key updates from around the world: Thailand, Nepal and Russia detected their first cases of omicron, officials said Monday.
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