Early in the beginning of the COVID-19 pandemic, scientists predicted the coronavirus would mutate slowly. They were wrong. Hundreds of thousands of viral mutations and multiple seasonal waves later, ...

The U.S. is experiencing another uptick in COVID infections after the holidays, with hospitalizations rising for the eighth week in a row. A new dominant variant, JN.1, has quickly spread to account ...

Up-to-date vaccination remains the most effective way to prevent severe COVID-19 illness, new research from the World Health ...

One thing certain about the COVID vaccine right now is that everything about it is changing. New rules are causing confusion over who can and who can't get the updated COVID-19 shot. Health Secretary ...

Everyone should get the new COVID-19 booster, experts say, even if you have gotten previous vaccinations or come down with COVID-19 during the omicron wave in late 2021 and early 2022. The Centers for ...

COVID-19 vaccination reduces the risk of death from COVID-19. Social media posts have misused survey data and adverse events reports to falsely claim that COVID-19 vaccines have killed more people ...

Five years ago, on March 11, 2020, the World Health Organization declared COVID-19 a pandemic. Whether it still is depends on who you ask. There are no clear criteria to mark the end of a pandemic, ...

As COVID completes its sixth year, official statistics obscure the scale of harm, while Long COVID and excess deaths reveal ...

The number of flu cases across the United States continues to increase, up almost 33% since the week before, according to the ...

The virus that causes COVID-19 spreads through the air. But just how much virus people breathe out over the course of infection isn’t well-defined. To pin the numbers down, olfactory researcher ...