Health ❯ Epidemiology

Disease Tracking

Case Statistics Contact Tracing Measles Cases Outbreak Management Case Reports Infection Sources Outbreaks Human Infections Hantavirus Exposure Notifications Genetic Sequencing Public Health Response Health Statistics Variant Monitoring Influenza-Like Illness Tularemia Cases Infection Statistics Variant Surveillance Case Investigation Flu Cases Respiratory Diseases Infection Spread Active Cases COVID-19 Mpox Virus Norovirus Outbreak Investigation

CDC Links 64 Salmonella Illnesses in 22 States to Raw Oysters

Investigators continue a nationwide traceback with no recall issued, urging consumers to eat oysters only when cooked.

Wisconsin Confirms First Pediatric Respiratory Deaths of the Season From COVID-19 and Flu

Upstate South Carolina Measles Cases Climb to 19 as Spartanburg Outbreak Reaches 15

Harlem Legionnaires’ Outbreak Hits 113 Cases, 6 Deaths; Bronx Cluster Deemed Unrelated

San Diego Confirms First Measles Case of 2025 in Unvaccinated Teen

Texas Measles Outbreak Reports First No New Cases

Texas Measles Outbreak Expands to Hays and Atascosa Counties