Respiratory illness activity is currently considered "high" in the United States, according to the CDC. In one state, it is ...

The United States is seeing a dramatic increase in norovirus cases, with reported outbreaks reaching their highest numbers ...

Rarely fatal but searingly painful and debilitating, Guinea worm disease infects people who drink water tainted with larvae ...

There were 91 outbreaks reported during a week in December — more than double what was seen in previous years, the CDC says.

The CDC reports that a Louisiana man severely ill from bird flu he contracted from a backyard flock, is infected with a virus ...

Is there a new illness that’s causing lingering coughs? When should you see a doctor for a cough that’s hanging around? We VERIFY answers to these questions.

Ohio agriculture officials are investigating after avian flu was detected in nearly one million chickens in Darke County.

Researchers have shown that people 60 years or older with weakened immunity do not respond as strongly to vaccines against the respiratory syncytial virus (RSV) as people in the same age group with ...

I saw up close how, after his election defeat, this complex man improbably rebounded to be crowned "America's greatest ...

While polio particularly targeted children, others could contract the virus as well. When teenagers and young adults remained ...