Experts have been hard-pressed with evaluating the risk of the BA.2 subvariant, stumped by why it has become dominant in some countries while failing to take off in othersShare in FacebookShare in TwitterSend in e-mailSend in e-mailSaveSave article to reading listZen ReadPrint article

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People wear protective face masks in Tel Aviv on Sunday.Credit: Hadas ParushIdo EfratiGet email notification for articles from Ido EfratiFollowFeb. 1, 2022 2:46 AMhttps://trinitymedia.ai/player/trinity-player.php?pageURL=https%3A%2F%2Fwww.haaretz.com%2Fscience-and-health%2Fomicron-s-new-subvariant-a-more-infectious-more-puzzling-covid-strain-1.10580797&subscriber=0&isDarkMode=0&unitId=2900001646&userId=327b1799-56b7-42ee-9159-e922d1c143eb&isLegacyBrowser=false&version=20220201_4b701d2057380b695444cb1e63318932d990edae&useCFCDN=0&themeId=190

The number of infections caused by the BA.2 subvariant of the BA.1 omicron coronavirus has surged in the past two weeks, and now accounts for 11 percent of cases among travelers entering Israel. The figure jumped from 7 percent following the entry of a group of Nepalese workers infected with the new subvariant into the country.

According to the Health…