Only lab tests can confirm chikungunya infection

Constant vigilance: A worker fogging parts of Alor Setar as a preventive measure against mosquitoes.

PETALING JAYA: You get bitten by a mosquito and days later, there is a sudden onset of fever, muscle pain, headache and rash.

While one may assume it is a dengue infection, there is also debilitating joint pain that lasts for days.