As of Jan. 20, the CDC reports that RSV activity has peaked in most of the U.S., particularly among young children—a group ...

More people are getting vaccinated for COVID-19 and flu this year compared to this time last year, according to the CDC.

Respiratory illness activity remains high across the country, according to the latest data from the Centers for Disease ...

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"The bottom line is that withdrawing from the WHO makes Americans and the world less safe," says Dr. Tom Frieden, president ...

COVID-19 appears to increase a person's risk of developing chronic fatigue syndrome. People who've caught COVID are nearly ...

New Hampshire has some of the highest levels of respiratory illness in the country, according to the U.S. Centers for Disease Control and Prevention.

When a pathogen — any organism that causes a disease — jumps species, scientists get nervous because its genetic makeup can ...

The United States is witnessing the simultaneous rise and spread of four viruses, leading to speculation about a potential ...

In the winter months, it seems few are safe from some kind of illness — flu, COVID-19, norovirus, colds. While many of the ...

The H5N1 virus has mutated meaning it has begun to adapt to infect humans better raising new questions about H5N1's pandemic ...