Arizona researchers are working to reduce Valley Fever infections by cutting down on the dust blowing off dry, unused ...

The number of valley fever cases in Arizona jumped by 45% in 2024 compared with the same time last year, an uptick of almost 4,000 cases. Valley fever, also known by its clinical name ...

Yellow fever appeared in the U.S. in the late 17th century. The deadly virus continued to strike cities, mostly eastern seaports and Gulf Coast cities, for the next two hundred years, killing ...

“The yellow fever virus remains in a sylvatic cycle between specific species of mosquitoes and non-human primates in 13 countries and territories of the region. Since 1960, it has caused 9,591 ...