CDC COVID Data Tracker: Home. Maps, charts, and data provided by CDC, updates Mondays and Fridays by 8 p.m. ET. In March 2022, CDC changed its data collection schedule to every 8 weeks for the nationwide COVID-19 infection-induced antibody seroprevalence (commercial laboratory) survey. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.