Australia: Ross River Fever, Barmah Forest Fever

According to South Australia’s Department of Health, approximately 350 combined cases of Ross River fever and Barmah Forest fever, a significant increase over average incidence, have been reported across South Australia since January 2011, primarily in peri-urban areas of Adelaide, Murray Bridge, Barmera, Loxton, and Waikerie. After an acute febrile illness joint pain may persist for a year or more in up to 50% of cases. Travelers are advised to practice insect precautions.