Here's what to know about the COVID-19, flu and RSV vaccines available for respiratory virus season including who is eligible ...

The immune system has a tough job: When a tiny virus invades one of our cells, that cell must detect it and, within minutes, ...

A person living in the suburbs of New York City has tested positive for chikungunya, a mosquito-borne virus that is more often seen in South America and hasn’t been transmitted on the U.S. mainland in ...

Honey bee colonies have a surprising way of ensuring survival. When a queen bee weakens due to virus infection, her pheromone ...

Explainer - Measles cases may be spreading in the community. Here's what you need to know about the deadly disease.

It's not an actual flu, and it's rarely serious, but when thousands of students arrive on campus they bring a cocktail of viruses.

In the U.S., all flu vaccines for the 2025-2026 season will be trivalent, which means they’re formulated to protect against ...

The finding could lead to the development of better drugs for infections like the flu, autoimmune diseases and more.

Covid-19 infections have been strongly linked with cardiovascular events like a heart disease and stroke, but new research shows that other viral infections such as influenza, HIV, hepatitis C and ...

The main strains of influenza virus circulating now are similar to those that caused the severe outbreaks last season.

Ebola is one of the nasty viruses that can hide in the body even after a patient recovers and tests negative. It can reemerge ...

Malware includes viruses, worms, adware, spyware, and ransomware — they all work differently but tend to cause similar ...