A Phoenix resident is showing signs of improvement after years of treatment for a severe case of Valley Fever that spread to his brain, requiring specialized care at the Mayo Clinic. While most Valley ...

Dengue in children often begins like a mild viral fever but can quickly worsen. Know the warning signs, complications, and when to seek urgent medical care.

Severe fever with thrombocytopenia syndrome (SFTS) was reported in Asia, with a fatality rate that can reach as high as 50%. Despite efforts with existing antiviral drugs, no treatment has ...

Symptoms include high fever, severe headaches, joint and muscle pain, pain behind the eyes, and extreme fatigue. The disease ...

Cases of valley fever — a lung infection that can cause severe sickness in some people — are once again rising across California in 2025. And this year, the state looks on track to hit record levels ...