In the 20th century, a vaccine for yellow fever was developed to protect people in regions where the disease still flourishes. Epidemics continued, however, during every decade of the century ...

More Deadly Than War After the Spanish-American War of 1898, during which far more U.S. troops died from yellow fever than in battle, another board came to Cuba in 1900 to study the disease ...

Winds are returning to Phoenix after a weekend storm stirred up dust and filled the air with haze. Dust can harbor spores that cause valley fever, a fungal infection that can cause serious illness.

Banner Urgent Cares across Phoenix and Tucson are now testing pneumonia patients for Valley Fever 45% of the time, an ...