By Vijay Kumar Malesu New research reveals how measles infection disrupts immune memory and increases vulnerability to other infections, reinforcing why high vaccination coverage remains critical to ...

One of the world’s most contagious diseases — capable of infecting as many as 18 people from a single case — is on the rise again, a decade after it was wiped out in Australia.

The U.S. is in the thick of flu season, with many states reporting "moderate to very high activity" of influenza-like illness, according to the CDC. With influenza A (H3N2), or subclade K, making up a ...

Add Yahoo as a preferred source to see more of our stories on Google. CLEVELAND (WJW) — Once thought to have been effectively eradicated, measles are again on the rise, with Ohio being one of 20 ...

Most of us try to dodge coughs and sneezes, but some viral threats aren’t so obvious. Research shows that many viruses can linger in the air and on surfaces long after an infected person has left the ...

South Carolina is experiencing one of the biggest measles outbreaks the U.S. has seen in decades. In that state, there are 876 confirmed cases of the highly contagious virus, which is preventable with ...

From the flu to the common cold, viruses keep knocking out Minnesotans this winter. After you start to feel better, how long are you contagious? "After the flu, you're generally the most contagious at ...

With flu cases surging in Illinois as a new and mutated variant rapidly spreads, mitigating spread of those who contract the virus is increasingly important. But how long are you actually contagious ...

Feeling like everyone around you is sick? California public health officials said that cases of flu and hospitalizations are rising in the state as they confirmed a second pediatric death associated ...