Health ❯ Epidemiology

Disease Spread

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DR Congo Ebola Outbreak Remains Massive as Response Scales Up

Uneven declines in some zones and steep rises in others, together with large shortfalls in staff, beds and funds, mean containment will take months.

Pennsylvania Measles Outbreak Tops 676 Cases as First Fully Vaccinated Infections Reported

Candida Auris Cases Top 3,400 as Texas and Michigan Emerge as Hotspots

Host Cities Ramp Up Measles Surveillance as World Cup Begins

San Quentin Hantavirus Alert Declared False Positive

‘Cicada’ COVID Variant Spreads Globally as Officials Track Its Rise

‘Cicada’ COVID Variant Found in 25 U.S. States as WHO Puts BA.3.2 Under Monitoring

Heavily Mutated ‘Cicada’ COVID Variant Spreads Globally, Reaches at Least 25 U.S. States

‘Cicada’ COVID Variant BA.3.2 Detected in 25 U.S. States as Tracking Intensifies

CDC Tracks BA.3.2 COVID Variant With Heavy Spike Mutations as U.S. Detections Expand

Pfizer, Valneva Seek Approval for Lyme Vaccine After >70% Efficacy in Phase 3

Washtenaw County Flags Fourth Suspected Measles Case as Officials List New Exposure Sites

New York City Confirms First Mpox Clade I Case Linked to International Travel

CDC Signals Second Flu Peak as Pediatric Deaths Reach 52

South Carolina Measles Outbreak Jumps to 558 as U.S. Elimination Status Is at Risk

Measles Alerts Issued for Philadelphia and Maryland Transit Hubs as Georgia Confirms First Infant Case of 2026

Norovirus Activity Climbs Nationwide as LA County Wastewater Signals Surge

Drifted H3N2 ‘Subclade K’ Drives Early U.S. Flu Uptick Before Holidays

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

Large French Study Finds No Increase in Birth Defects After First-Trimester mRNA COVID Vaccination