Modern HIV medicine is based on a common genetic mutation. Now, researchers have traced where and when the mutation arose -- and how it protected our ancestors from ancient diseases.

The Teal Wand is an at-home vaginal sample self-collection device that tests for HPV. The test will first be available in California in June.

The U.S. surpassed 1,000 measles cases Friday, even as Texas posted one of its lowest counts of newly confirmed cases since its large outbreak began.

Bird flu, also known as H5N1, has been around for decades. But a 2024 discovery came as a surprise to public health experts.

Scientists trace how the virus behind COVID-19 traveled over 2,000 kilometers from bats in Western China to Wuhan.

SARS-CoV-2 is just one strain of a group of respiratory viruses, known as sarbecoviruses, that are mainly hosted by horseshoe ...

"We show that if you can see where a virus is evolving ahead of time, you can begin to make future-proof vaccines," said first author Noor Youssef, a scientific lead for the Predictive Modeling for ...

Effective vaccines dramatically changed the course of the COVID-19 pandemic, preventing illness, reducing disease severity, ...

The ancestor of the virus that causes COVID-19 left its point of origin in Western China or Northern Laos just several years ...

COVID was all we could think about. Today, we'd rather forget about lockdowns, testing lines and social distancing. But the ...

What Is a Cold Sore? A cold sore is a group of tiny, painful blisters caused by the herpes simplex virus (HSV). They’re also called fever blisters or herpes simplex labialis. Up to 90% of people ...

Fears the world is heading towards another pandemic are growing, as new data shows the spread of the deadly bird flu virus has begun to accelerate and move between species. Bird flu (H5N1) originated ...