Chikungunya outbreaks happened in 2007.

See

http:/en.wikipedia.org/wiki/Chikungunya

Chikungunya virus is not important as it causes illness in human body. Chikungunya virus is an pathogen that causes a syndrome with symptoms, such as fever, headache, joint pain and chills.

It's just known as Chikungunya virus, and it belongs to genus Alphavirus.

Chikungunya typically results in a low mortality rate, with deaths being rare. The majority of individuals infected with Chikungunya recover fully without severe complications.