Though KP.3.1.1 variant levels continue to rise, the proportion of XEC viruses is also trending upward.
US markers show more COVID decline, with RSV rise in the southeast
More from COVID-19More posts in COVID-19 »
- Very few US adults getting new flu, COVID, RSV vaccines, even in nursing homes
- US respiratory virus activity remains low ahead of holiday season
- Antiviral COVID-19 drug molnupiravir tied to large drop in deaths in older patients
- Adults with migraines at higher risk of depression during pandemic, study shows