Health ❯ Epidemiology ❯ Disease Surveillance

Case Reporting

Outbreak Management Mortality Rates Measles Cases Statistical Analysis Outbreak Investigation Argentina Infection Rates Covid-19 Cases Public Health Response Mpox Cases

Suffolk County Reports Three Probable Cases of Tick-Borne Tularemia

Health officials say laboratory confirmation may take weeks and are urging stronger tick-avoidance measures during a heavy tick season.

Peru Declares Health Emergency as Measles Outbreak Centers on Puno

Peru Confirms 153 Measles Cases as Puno Outbreak Deepens

Puno Regional Council Declares 60-Day Health Emergency Over Measles Outbreak

Colorado Confirms Two New Measles Cases in Weld County, Total Reaches 15

Brazil Confirms Second 2026 Measles Case in Rio

Ceará Confirms Second Mpox Case of 2026 in Fortaleza

Porto Alegre Confirms First 2026 Mpox Case as WHO Flags Recombinant Strain

BEN Week 04 Reports Slight H3N2 Increase, Pertussis Rise and Sustained Hantavirus Activity in Argentina

TB Outbreak at San Francisco’s Archbishop Riordan High School Triggers Testing Mandate and Temporary Hybrid Plan

Mendoza Confirms First Dengue Case of 2025–2026 Season, Imported From Caribbean Travel

Flu Wave Intensifies in Saxony as Mittelsachsen Hospitals Log More Cases

South Carolina Measles Outbreak Grows to 144 as U.S. Cases Near 2,000

Argentina Confirms 81 New Whooping Cough Cases, 2025 Total Reaches 846

South Carolina Measles Outbreak Grows to 126 Cases as Hundreds Are Quarantined

COVID-19 Again Leads Argentina’s Respiratory Circulation as Formosa Reinstates Precautions

New Whooping Cough Case in West Virginia as Wyandotte County Reports Increase

Extremadura Confirms Fourth West Nile Death as 2025 Cases Reach 22

Albany County Confirms First West Nile Virus Case Since 2018

Mexico Measles Outbreak: Chihuahua Confirms 18th Death as Cases Top 4,300 Nationwide