CDC: Chikungunya Fever
From the CDC Division of Vector-Borne Infectious Diseases, featuring fact sheet, oubreak notice to travelers, and number of chikungunya cases reported.
Disease information about chikungunya, its epidemiology, treatment, and preventive measures for the viral fever characterized by arthritic joint pain, severe headache, chills, and nausea.
From the National Vector Borne Disease Control Programme (NVBDCP) in India. Features detailed chikungunya factsheet, weekwise outbreak trends in various states, and an investigation of the outbreak in Alapuzzha, a southern Indian district.
WHO: What Is Chikungunya Fever?
Online Q&A describing chikungunya fever, the viral illness spread by the bites of infected mosquitoes.
Wikipedia : Chikungunya
Overview and definition of Chikungunya, a rare viral fever that is spread by mosquito bites. Includes information about symptoms and treatment.