December 13, 2013 After being a problem in Africa and southern Asia for decades, chikungunya has made its way to the Caribbean. The mosquito-borne illness attacks the joints, causes fever, headaches and arthritis symptoms. There are no vaccines and treatments for the virus.
October 17, 2013 It turns out that the mosquito-borne illness has been hanging around Houston longer than thought. A look at blood and spinal fluid samples collected from patients a decade ago found that quite a few of them had been sick with undiagnosed dengue fever.
September 16, 2013 Two years ago Pakistan's Punjab province was hit with one of the world's worst dengue outbreaks. This year the number of recorded cases has plummeted. Many leaders credit a mobile phone app that tracks mosquito populations and city workers' efforts to contain them.
August 26, 2013 Dengue fever was commonplace in Florida until the 1930s. Air conditioning, window screens and better mosquito control helped break the dengue cycle. Now the mosquito-borne illness is back.
April 8, 2013 There could be as many as 400 million dengue infections worldwide each year, making it more common than malaria, according to a new study. One reason for the huge increase in estimated infections is that dengue has been spreading far and wide to regions outside the tropics.
March 13, 2013 Decades after its eradication, the "breakbone fever" has become endemic again in the Florida Keys. Scientists say that Floridians infected during a recent outbreak didn't catch the virus abroad but rather got a dengue strain that's unique to Key West.
September 10, 2012 In a study with about 4,000 Thai schoolchildren, a vaccine for dengue fever works well against some strains of the dengue virus. But the overall level of protection was lower than hoped for. The results suggest that a vaccine for dengue fever can be developed eventually.
January 27, 2012 Dengue fever cases are soaring worldwide, according to the World Health Organization. They're also hitting closer to home. Two locally acquired cases were reported in Miami last year, and public health experts say we should expect more.