Health ❯ Public Health ❯ Epidemiology

Disease Surveillance

Case Reporting Outbreak Management Variant Monitoring Infection Control Human Cases Risk Assessment Contact Tracing West Nile Virus Cases Variant Tracking Influenza Surveillance

West Nile Surges Early With New Human Cases and Widespread Mosquito Positives

Health agencies are expanding mosquito testing and targeted control because there is no human vaccine and the CDC’s midyear case count reached 299.

Massachusetts Confirms Two Human West Nile Cases as Mosquito Positives Rise

U.S. Sees Widespread West Nile Surge as EEE Detected in Massachusetts

CDC Modeling Shows COVID Infections Rising in All 50 States

Early, Widespread Rise in West Nile Detected as Local Agencies Intensify Control

Wisconsin Confirms Two New Measles Cases in Iowa and Lafayette Counties

Gulf Coast States Report Spike in Deadly Vibrio Infections

NYC Sees Large Rise in West Nile–Positive Mosquito Pools and Plans Targeted Spraying

Arizona Tops U.S. in West Nile Cases With Maricopa’s Fifth Death

Bourbon Virus Confirmed in New York After Long Island Patient’s Case

West Nile Detections Surge Across North America as New Human Cases Appear

Andhra Pradesh Reports 10 New COVID-19 Cases, Tally Reaches 49

Venezuela Confirms Three Hantavirus Deaths as Two More Suspected Cases Are Investigated

Early Multi-State Surge in West Nile Brings First Los Angeles Human Case

Monsoon Flooding Fuels Multi‑Disease Surge, Doctors Urge Testing and Prevention

Ebola Outbreak in DR Congo Surges as Health Response Strains

Early West Nile Season Brings Spike in Infected Mosquitoes Nationwide

Third Child Dies as Chandipura Virus Cluster Expands in Gujarat

Jalisco Health Advises Bottled Water as Guadalajara Tap Supply Faces Scrutiny

San Diego Confirms First Locally Acquired Case of Chagas Disease