Epidemics and outbreaks Tracker
Disease outbreaks including cholera, dengue, measles, Ebola and influenza. We record every epidemic our sources report worldwide, plot it on the map and give it its own detailed page.
13,665
In 2026
10,688
Last 30 days
2,993
Last 7 days
13,686
Total archived
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About epidemics and outbreaks
Outbreak trajectories depend on transmission route, population immunity and the speed of detection. Early case-finding, clean water and vaccination coverage change outcomes far more than late-stage restrictions.
Safety guidance
- Follow official case definitions and testing guidance rather than social-media claims.
- Prioritise clean water, hand hygiene and safe food handling during any outbreak.
- Keep routine vaccinations up to date; they carry most of the protective effect.
- Seek care early if you belong to a high-risk group.
Get alerts for epidemics and outbreaks
Choose the countries you care about and get new epidemics and outbreaks by email digest or phone push — only when one is recorded.
Twelve-month trend
Latest recorded epidemics and outbreaks
U.S. measles cases exceed 4,000 — The Hill
Minor
U.S. measles cases surpass 4,000, with over 25 percent coming from Pennsylvania
Minor
Rusia descarta brote de peste neumónica en Siberia: La enfermedad por la que murió la investigadora sigue indeterminada
Minor
Tokat'ta salgın alarmı: Binlerce kişi hastaneye başvururken vatandaşlar uyarıldı
Moderate
Alerta sanitaria en Ciudad del Carmen por dengue, COVID-19 e influenza; reforzarán vacunación este lunes
Minor
A Nápoles que ‘expulsou’ seus moradores depois da epidemia de cólera em 1884
Minor
Jely Reátegui cuenta cómo descubrió que tenía dengue y por qué la enfermedad estuvo a punto de ser fatal [VIDEO]
Minor
Kathua News: डेंगू-मलेरिया के एक-एक नए मामले, डेंगू के 41 और मलेरिया के 25 हुए मरीज
Moderate
Se registran 28 casos de dengue en 23 municipios de Hidalgo; implementan medida preventiva “Lava, Tapa, Voltea y Elimina” https://mile.io/4s01RXk
Moderate
Raebareli News: बुखार से बच्चे की मौत, युवक को डेंगू
Moderate
Measles Exposure Possible At Multiple Locations In Chester Co.
Minor
Morador tem surto por falta de água, destrói hidrômetros de vizinhos e faz ameaças em Diamantino
Moderate
‘Quitan visa’ a la lechuga mexicana: Taylor Farms suspenderá exportación a EU tras brote de ciclospora
Minor
Alerta por brote de sarampión: el virus hipercontagioso que flota en el aire y encendió las alarmas sanitarias
Minor
Hardoi News: बदलते मौसम में बढ़ा बीमारियों का प्रकोप, नौ दिन में मिले डेंगू के 16 मरीज
Moderate
Justiça decreta prisão preventiva de DJ Dani Brasil; defesa alega 'surto psicótico'
Minor
Confirman brote de dengue en Comondú; BCS registra alrededor de 260 casos
Minor
Guînes : l’Urban Trail des Zombies ou comment échapper à une épidémie de morts-vivants
Minor
Um homem em surto morreu em confronto com a polícia em Moema #BalançoGeral #Shorts
Moderate
Justiça mantém DJ Dani Brasil preso após alegação de "surto"
Minor
На Солнце произошла вторая сильная вспышка - moscow-baku.ru
Moderate
Huehuetla registra 19 casos de dengue, está ubicado en zona de epidemia junto con San Bartolo Tutotepec
Minor
Vigilância Ambiental de Volta Redonda reforça prevenção contra a dengue em dias quentes e chuvosos
Moderate
San Diego State’s Mumps Outbreak Hits 14 Confirmed Cases Before Pac-12 Debut
Moderate
Most affected countries
| # | Country | Records |
|---|---|---|
| 1 | United States | 536 |
| 2 | India | 434 |
| 3 | Brazil | 361 |
| 4 | DR Congo | 285 |
| 5 | Bangladesh | 271 |
| 6 | Mexico | 206 |
| 7 | Nigeria | 135 |
| 8 | Russia | 127 |
| 9 | Peru | 109 |
| 10 | Kenya | 99 |
| 11 | Indonesia | 85 |
| 12 | United Kingdom | 80 |
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