Health ❯Epidemiology

Disease Surveillance

Case Reporting Measles Cases Variant Tracking Outbreak Investigation Outbreak Management Human Cases COVID-19 Cases Contact Tracing Variant Monitoring Case Tracking

CDC Ends Emergency Response to H5N1, Transitions to Routine Monitoring

Officials said routine flu monitoring will carry on under the CDC’s influenza division with capacity to scale up if new cases emerge

Measles Resurgence Hits 37 States With Clusters in Kentucky, Wyoming and Utah

West Nile Virus Found in Connecticut Mosquitoes as Illinois Sees Earliest Human Case Since 2016

Nimbus COVID Variant Drives 55% of Cases in California

Chicago Mosquitoes Test Positive for West Nile Virus

Nimbus Variant Becomes Second-Most Common COVID-19 Strain in U.S.

Texas Sees First Day Without New Measles Cases as U.S. Cases Surpass 1,000

New Covid Variant NB.1.8.1 Spreads to UK as Global Infections Rise

WHO Monitors New COVID-19 Variant NB.1.8.1 and Confirms Low Risk

West Nile Virus Detected in Mosquitoes Across McHenry and DuPage Counties

Ontario reports first death as measles outbreak tops 2,000 cases

Measles Cases Surge in England as MMR Uptake Falters

Genomic Analysis Shows Diphtheria Still Circulating After Western Europe’s Biggest Outbreak in 70 Years

NB.1.8.1 Covid Variant Infections Climb Globally, Reach US States

Colorado Measles Outbreak Reaches 10 Cases; CDC Expands Traveler Vaccine Advisory

WHO Tracks NB.1.8.1 Variant as Global COVID-19 Cases Rise

Omicron Offshoot NB.1.8.1 Surges to Dominance in Hong Kong and China

India’s Active COVID-19 Cases Exceed 2,700 as Kerala Remains Worst Hit

COVID Variant NB.1.8.1 Rapidly Overtakes Other Strains Worldwide

Ontario Reports Weekly Surge in Measles Cases as Nearly 70% of Canadians Back Vaccine Mandates