Are We Headed for Another Summer COVID-19 Wave?
Just in time for summer vacation season, COVID-19 seems to be creeping back in the U.S. Nationally, the amount of SARS-CoV-2 virus in wastewater is still low, according to the U.S. Centers for Disease Control and Prevention (CDC), but levels have been gradually increasing in recent weeks. COVID-19 hotspots have already emerged in parts of the Northeast, West, and South, as well as Hawaii, wastewater data show.The increase is apparently driven by the so-called FLiRT variants, which began circulating in the U.S. earlier this spring. FLiRT variants now account for the majority of new U.S. cases, according to CDC monitoring, and seem to be driving an increase in transmission as well as a 16% rise in COVID-related emergency-department visits. Hospitalization and death rates are, for now, holdin...










