BRING BACK DDT: Debilitating Virus Infects Island Paradise. “Given a choice between dengue fever or another mosquito-borne disease called chikungunya fever, choose dengue every time. Neither has an available vaccine or treatment, but chikungunya (pronounced chik-un-GUHN-ya) is far more severe – it literally means ‘that which bends up’ because patients are often stooped over from debilitating joint pain.”