“Flu can be serious and life-threatening, even in people with no underlying health conditions,” Bryant said. “Flu is a ...

While it wasn't clear whether Keaton had any underlying conditions, doctors say "perfectly healthy" people can die from ...

A mosquito-borne virus more common in South America has been detected in the United States. Health officials say the ...

Diane Keaton's pneumonia death highlights how bacterial and viral lung infections can be life-threatening, especially for ...

A rare case of chikungunya, a mosquito-borne virus more commonly found in South America, has been confirmed in the New York ...

Rift Valley Fever (RVF) is a viral disease transmitted by mosquitoes that mainly affects livestock. It can also infect humans ...

What is clear is that the Measles, Mumps and Rubella Vaccine and the vaccine preservative thimerosal are not causal factors.

Viral and bacterial infections are the main causes of fever, though there are many other possible reasons. Here's what you ...

When Sean Fletcher walked into Sam Biswas' Medical and Molecular Sciences (MMSC) lab at the University of Delaware College of ...

Los Angeles County health officials confirmed the first death of the year due to West Nile virus (WNV). The patient was a San ...