The XFG “Stratus” COVID-19 variant, now the third most common in the US, is surging in 12 states with high positivity rates.

The new strain is now dominant in the U.S. and the number of cases is rising in what’s being called a typical late summer ...

For the week ending Aug. 2, 6.4% of COVID-19 tests came back positive in Wisconsin, state Department of Health Services data ...

COVID-19 cases are rising across the United States, driven by new variants Stratus (XFG) and Nimbus (NB.1.8.1). While Stratus is anecdotally linked to hoarseness and Nimbus to severe sore throat, they ...

美国疾病控制与预防中心（CDC）表示，其预测模型显示，加州的新冠病毒感染率可能正在上升。而这一趋势的背后，是一种新的变异毒株——XFG，又称“Stratus”。 “Stratus”目前已成为今年夏天美国第三大流行的新冠变种病毒。它与其他奥密克戎（Omicron）家族毒株的症状和严重程度相似，但可能带来一种前所未见的症状：声音嘶哑。

COVID-19 variant XFG accounted for 0% of U.S. cases in May. By late-June, it became the third-most common strain.

After its January debut, XFG climbed to number three on the CDC COVID variant list by late June, accounting for an estimated ...

世界卫生组织和各国卫生当局均表示，该变异株"对健康的额外风险较低"。 世卫组织已将奥密克戎XFG列入"监测中变异株"名单，尽管它在亚洲、欧洲和拉丁美洲快速传播，但目前尚未观察到相关临床症状严重程度的增加。

Variant XFG, also known as “Stratus,” was first detected in Southeast Asia back in January but accounted for very few of ...

A new COVID-19 variant, Stratus (XFG), has been detected in Arizona and is spreading globally. Stratus is a descendant of the ...

XFG was one of seven variants under monitoring as of June 25. The most recent addition before XFG was NB.1.8.1 (nicknamed “Nimbus”), which the WHO declared a variant under monitoring on May 23.