Find out how different vaccines for the coronavirus cause your body to create antibodies that fight the virus.

The Centers for Disease Control and Prevention (CDC) has released the leading causes of death for 2023, and there are some surprises in the mix. While COVID-19 has been a major cause for years, the ...

The blood-retinal barrier is designed to protect our vision from infections by preventing microbial pathogens from reaching the retina where they could trigger an inflammatory response with potential ...

Using health data from almost 213,000 Americans who experienced reinfections, researchers have found that severe infections from the virus that causes COVID-19 tend to foreshadow similar severity of ...

Advanced age and some health conditions can raise the risk of serious COVID-19 (coronavirus disease 2019) illness.

It’s been five years since the World Health Organization declared COVID-19 a pandemic, turning our lives upside down. It’s not exactly an anniversary anyone wants to celebrate. But there is some good ...

Researchers have discovered the virus that causes COVID-19 can breach the protective blood-retinal-barrier with potential long-term consequences in the eye. The blood-retinal barrier is designed to ...