Five years after the global Covid pandemic was declared, there is widespread agreement that closing classrooms was devastating for children. Here is what leaders say they may do next time.

Measles is unlike other childhood viruses. In severe cases, it can cause pneumonia. About 1 in 1,000 patients develops ...

So to your point about H5N1, with the mortality being so high, it's possible that the traditional presentation was the sickest that presented, and that we are starting to see a different population.

The higher rates of infection and death weren’t the result of anything Black people had done to make ourselves sick; they ...

State officials are warning the public after confirming a new travel-related case of the dengue virus on Maui. According to ...

With Spring Break season now in full swing, parts of the U.S. remain in the throes of a measles outbreak. Airlines for America anticipates that 173 million people will travel for the break this year, ...

The antibodies attach to a part of the virus that doesn't appear to mutate, potentially allowing them to work on multiple ...

Five years on, scientists are starting to understand how the virus can lead to long-term, sometimes invisible changes.

In our news wrap Friday, health officials in western Texas say an ongoing measles outbreak has now infected nearly 200 people as the virus also spread to even more parts of the U.S., Russia launched ...

Measles is rarely seen in the United States, but Americans are growing more concerned about the preventable virus as cases ...