Overview
- CDC surveillance shows about 14% of U.S. lab tests were positive last week, roughly double the rate three months ago.
- WastewaterSCAN reports a 69% nationwide increase since October, with notable rises in the Northeast and Midwest and in states such as Michigan, Indiana and Louisiana.
- NHS trusts are asking people with recent vomiting or diarrhea to avoid hospital visits for 48 hours after symptoms stop to reduce spread and protect services.
- UKHSA reports the GII.17 genotype is resurging and overtaking GII.4, which may allow reinfections, with no sign it causes more severe illness.
- Health officials urge soap-and-water handwashing, use of EPA-listed disinfectants, staying home, and avoiding food preparation while sick and for two days after symptoms resolve.