Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
FluTrackers.com Inc. does not provide medical advice. Information on this web site is collected from various internet resources, and the FluTrackers board of directors makes no warranty to the safety, efficacy, correctness or completeness of the information posted on this site by any author or poster.
The information collated here is for instructional and/or discussion purposes only and is NOT intended to diagnose or treat any disease, illness, or other medical condition. Every individual reader or poster should seek advice from their personal physician/healthcare practitioner before considering or using any interventions that are discussed on this website.
By continuing to access this website you agree to consult your personal physican before using any interventions posted on this website, and you agree to hold harmless FluTrackers.com Inc., the board of directors, the members, and all authors and posters for any effects from use of any medication, supplement, vitamin or other substance, device, intervention, etc. mentioned in posts on this website, or other internet venues referenced in posts on this website.
We are not asking for any donations. Do not donate to any entity who says they are raising funds for us.
France records over 90 cases of mosquito-borne diseases in May
All infections were linked to travel abroad
Kyriaki Topalidou
Editorial Team - The Connexion
Published Friday 29 May 2026 - 16:26 Modified Friday 29 May 2026 - 16:33
French health have warned people to be vigilant after a total of 92 imported cases of mosquito-borne diseases (chikungunya, dengue and Zika) were recorded in mainland France this month,
The figures from the Santé publique France related to new infections from May 1 to 25, with all cases linked to travel abroad.
The 92 cases confirmed in May include 79 cases of dengue, 12 cases of chikungunya and one case of Zika virus disease.
The health authority noted that dengue remains by far the most frequently imported infection at the start of the mosquito season...
--------------------------------------------------------------------------------------------------------- Text translated by Google
... Chikungunya, dengue, and Zika
Episodes of autochthonous transmission
No autochthonous cases have been identified in mainland France.
Imported cases from May 1 to July 5, 2026
As part of enhanced surveillance, 65 imported cases of chikungunya, 206 of dengue, and 8 of Zika
were identified between May 1 and July 5, 2026.
Table 1 – Number of confirmed or probable imported cases of chikungunya, dengue, and Zika, by
region, mainland France (May 1 to July 5, 2026)
Table 2: Distribution of imported Chikungunya cases by country or area of stay (data from May 1 to July 5, 2026)
... Table 3: Distribution of imported dengue cases by country or area of stay (data from May 1 to July 5, 2026)
...
Table 4: Distribution of imported Zika cases by country or area of stay, data from May 1 to July 5
2026)
Chikungunya, dengue, Zika and West Nile in metropolitan France. Enhanced surveillance bulletin of July 23, 2026.
Published on July 23, 2026
Key points
Chikungunya, dengue and Zika
Indigenous cases
As of July 20, 2026, two autochthonous cases of dengue have been identified in Tarn and Hérault (Occitanie).
Imported cases
Since May 1st, the start of enhanced surveillance, until July 19th, 2026, the following have been identified:
80 imported cases of chikungunya
231 imported cases of dengue
8 imported cases of Zika
West Nile virus infections
Indigenous cases
As of July 20, 2026, an autochthonous case of West Nile virus infection was identified in the Pyrénées-Orientales department (Occitanie region). This is the first detection of the virus circulating in humans in France in 2026.
Chikungunya, dengue, Zika and West Nile in metropolitan France. Enhanced surveillance bulletin of August 5, 2026.
Published on August 5, 2026
Key points
Chikungunya, dengue and Zika
Indigenous cases
As of August 3, 2026, five episodes of locally acquired vector-borne transmission have been identified in metropolitan France:
3 episodes of chikungunya totaling seven cases (1 to 5 cases per episode) in Tarn (Occitanie) and Gironde (Nouvelle-Aquitaine);
2 dengue episodes (1 case per episode) in Tarn and Hérault (Occitanie).
Investigations and prevention and control measures are underway for these various events.
Imported cases
Since May 1st, the start of enhanced surveillance, until August 2nd, 2026, the following have been identified:
98 imported cases of chikungunya
274 imported cases of dengue
9 imported cases of Zika
West Nile virus infections
Indigenous cases
As of August 3, 2026, four autochthonous cases of West Nile virus infection have been identified in the departments of Pyrénées-Orientales (Occitanie) and Bouches-du-Rhône (Provence-Alpes-Côte d'Azur).
Chikungunya, Dengue, Zika, and West Nile Virus in mainland France. Enhanced Surveillance Bulletin, August 12, 2026.
Published on 12 August 2026
Key Points
Chikungunya, Dengue, and Zika
Indigenous Cases
As of August 10, 2026, five outbreaks of locally transmitted vector-borne disease have been identified in mainland France:
3 chikungunya outbreaks totaling 15 cases (1 to 8 cases per outbreak) in the Tarn (Occitanie) and Gironde (Nouvelle-Aquitaine)
2 dengue outbreaks (1 case per outbreak) in the Tarn and Hérault departments (Occitanie).
Investigations and prevention and control measures are underway for these various outbreaks.
Imported cases
From May 1, when enhanced surveillance began, through August 9, 2026, the following were identified:
105 imported cases of chikungunya
295 imported cases of dengue
10 imported cases of Zika
West Nile virus infections
Indigenous cases
As of August 10, 2026, six locally acquired cases of West Nile virus infection have been identified in mainland France. These cases are located in the Provence-Alpes-Côte d'Azur region (Bouches-du-Rhône and Vaucluse departments) and in the Occitanie region (Pyrénées-Orientales and Aude departments).
Chikungunya, Dengue, Zika, and West Nile Virus in mainland France. Enhanced Surveillance Bulletin, August 19, 2026.
Published on 19 August 2026
Key Points
Chikungunya, Dengue, and Zika
Indigenous Cases
As of August 17, 2026, six outbreaks of locally transmitted cases have been identified in mainland France
:
3 chikungunya outbreaks totaling 25 cases (1 to 16 cases per outbreak) in the Tarn (Occitanie) and Gironde (Nouvelle-Aquitaine);
3 dengue outbreaks totaling 4 cases (1 to 2 cases per outbreak) in the Tarn, Hérault
(Occitanie), and Dordogne (Nouvelle-Aquitaine).
Investigations and prevention and control measures are underway for these various
outbreaks.
Imported cases
From May 1, the start of enhanced surveillance, through August 16, 2026, the following have been identified:
110 imported cases of chikungunya
308 imported cases of dengue
11 imported cases of Zika
West Nile virus infections
Indigenous cases
As of August 17, 2026, 18 locally acquired cases of West Nile virus infection have been identified in mainland France. They are located in the Provence-Alpes-Côte d'Azur region (Bouches-du-Rhône and Vaucluse departments), Occitanie (the departments of Pyrénées-Orientales, Aude, Haute-Garonne, and Gard), and Île-de-France (the departments of Essonne and Seine-St-Denis).
