Chikungunya virus

New York confirms first locally acquired Chikungunya case in US since 2019

Chikungunya is a viral disease that causes fever, intense joint pain, headache, muscle aches, rashes, nausea, and fatigue, per the World Health Organization.

A worker fumigates a park during a mosquito control sequence ordered by the Regional Health Agency (ARS) as part of a vector control operation in Nice while the establishment of the tiger mosquito in metropolitan departments is worrying the French authorities, who fear an increased spread of chikung
Mosquito bite, illustration.

Chikungunya resurfaces in U.S. after 6-year lull, CDC confirms local infection

This photograph shows a mosquito trap as part of the fight against the Chikungunya pandemic by mosquitoes in Saint-Benoit on the French overseas island of La Reunion on April 22, 2025

Chikungunya virus outbreak in China infects at least 7,700, local authorities crack down