Mosquito-borne infection
Chikungunya
A viral infection whose joint pain may continue after the initial illness.
Explore Chikungunya on the monitor · Reviewed 2026-10-06
How it spreads
Bites from infected Aedes mosquitoes, which often bite during the day.
Symptoms and context
Sudden fever, strong joint pain, swelling, muscle aches and sometimes rash.
Prevention
Use insect repellent as directed, covering clothing and screens; remove standing water.
When to seek advice
Seek medical advice for fever and joint pain after mosquito exposure. Severe illness, especially in babies or older adults, needs prompt care.
On the desk
- Local chikungunya transmission in mainland France — evidence reviewed 2026-10-06
Read the original guidance
This is general information. Current local health guidance and professional assessment take priority for individual decisions.