Health ❯ Public Health ❯ Epidemiology ❯ Disease Surveillance

Case Reporting

West Nile Activity Surges in U.S. Cities as Mosquito Positives and Human Cases Rise

Unusually warm weather has increased mosquito populations in multiple U.S. regions.

Cyclospora Outbreak Tops 18,000 Reports as Michigan Cases Exceed 10,000

Federal Trace Links Taco Bell Lettuce to Multistate Cyclospora Cluster

Michigan Epicenter of Large U.S. Cyclospora Outbreak

Michigan Surge Drives Nationwide Probe of Cyclosporiasis Outbreak

West Nile Detected in Multiple States as Texas Confirms Neuroinvasive Case

New Measles Alerts at Disneyland and D.C. March for Life as California Confirms More Cases

Ethiopia Declares End to First Marburg Outbreak After 42 Days With No New Cases

West Nile Cases Rise in Missouri as Pasadena Confirms First Human Case Since 2022

Two More West Nile Cases in Massachusetts as 47 Communities Reach High Risk