Health ❯Public Health ❯Epidemiology

Disease Surveillance

Variant Monitoring Human Cases Case Reporting Case Tracking Infection Rates Variant Tracking WHO Recommendations Outbreak Response Vaccination COVID-19 Surveillance

Scientists Push CDC and WHO to Classify Chagas Disease as Endemic in Parts of the U.S.

New maps and case reports indicate Chagas now transmits at low levels within parts of the United States.

First Human West Nile Cases Confirmed in Massachusetts and Delaware County as Mosquito Positives Surge

West Nile Activity Intensifies With 2 Deaths in Minnesota and New Signals in New York, Maryland and Indiana

Europe Logs Record Chikungunya Outbreaks as Global Surge Intensifies

California Valley Fever Cases Surge Toward Another Record in 2025

XFG Variant Now Drives Nearly Half of Global COVID-19 Cases

Martha’s Vineyard Investigates Suspected Powassan Virus in Critically Ill Newborn

Lyme Disease Cases in Bavaria Top 2,900 as FSME Vaccination Advised Across Almost Entire State

Bentivoglio Confirms First Local Chikungunya Case

Seven New West Nile Infections Push Lazio Total to 28

Fox Tapeworm Cases Surge in Europe as Surveillance Lags

West Nile Virus Death Prompts Task Force as Cases Rise Around Rome

Daily Dengue and Viral Fever Cases Climb in Mumbai and Hyderabad After Monsoon Rains

‘Frankenstein’ Covid Variant Spreads Rapidly in Brazil and Europe, Poses Imminent Risk to Argentina

Two Autochthonous West Nile Virus Cases Confirmed in Lazio’s Latina Province

Summer COVID-19 Wave Underway in 25 States Driven by Nimbus Variant

U.S. Emergency Room Visits for Tick Bites Reach Five-Year High as Vaccine and Anti-Tick Trials Advance

Germany’s Stiko Recommends First Travel Vaccine Against Chikungunya for High-Risk Groups

WHO Lists XFG as COVID Variant Under Monitoring After Rapid Global Rise

Stratus Variant Overtakes 30% of UK Covid Cases as It Spreads Worldwide