COVID and flu markers continue downward trends By iopac on February 4, 2023 The more transmissible XBB.1.5 Omicron subvariant continues to gain ground in all US regions. Published in COVID-19 iopac More from COVID-19More posts in COVID-19 »Peer support valuable intervention for health worker stress during COVID-19, study showsGlobal survey shows COVID booster uptake in questionStudy: COVID vaccines not linked to seizuresCOVID booster linked to 25% lower odds of long COVID