Chikungunya is a mosquito-borne viral infection. The incubation period is usually 3 to 7 days. The disease begins with fever and arthralgias. Other symptoms are headache, myalgias, rash, and arthritis. The differential diagnoses of chikungunya are dengue fever and zika virus. There is no specific treatment of chikungunya. The condition is to be managed conservatively and symptomatically. Reference: https://www.cdc.gov/chikungunya/symptoms/index.html Image via: https://en.wikipedia.org/wiki/Chikungunya