Health ❯ Infectious Diseases

Vector-Borne Diseases

Mosquito-Borne Diseases Dengue Fever Chikungunya West Nile Virus Ticks Dengue Tick-Borne Diseases Malaria Oropouche Virus Chikungunya Virus

Tick Risk Widens Across Multiple States as ER Visits and Lyme Cases Climb

Public-health officials say last winter’s deep snowpack coupled with milder temperatures helped more ticks survive and move beyond traditional zones.

Declassified Pentagon Files Show U.S. Army Tested Mosquitoes as Potential Vectors

Mexico Reports Drop in Dengue Cases for Early 2026 and Confirms Four Deaths

Texas Confirms First Human West Nile Case of 2026

Hidalgo Confirms First Human Case of Screw-Worm Infection

Argentina Chikungunya Outbreak Deepens as Salta Cases Jump 45% to 1,172

CDC Data Show Early Surge in Tick‑Bite ER Visits to Highest Since 2017

Tick-Bite ER Visits Hit Highest Level Since 2017, CDC Says

Germany Expands FSME Risk Map to 185 Districts as Tick Threat Creeps North

Two Brazilian Scientists Named to Time’s 2026 List of the 100 Most Influential People

Peru Dengue Cases Reach 7,457 as Piura Rolls Out Control Plan and Hotspots Persist

Germany Confirms First FSME Case of 2026 in Ostalbkreis, Baden-Württemberg

India Launches 2026 Mass Drug Round to Eliminate Filariasis by 2027

Chikungunya Surge in Bolivia Triggers Maximum Alert in Santa Cruz as Salta Confirms Six Cases

Texas Declares Disaster Over Threat of New World Screwworm

Argentina Opens Arbovirus Season With Imported Dengue and Chikungunya in Córdoba and Salta

Valneva Pulls U.S. Filings for Chikungunya Vaccine as FDA Halts Trials Over Safety Review

Peru Issues National Dengue Alert as Rains and Heat Drive Case Increases

Brazil Approves Butantan’s Single‑Dose Dengue Vaccine, With SUS Rollout Set for January

Pan-American Day of Medicine Honors Finlay’s Legacy as Dengue Strains Health Systems