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 ...

Severe COVID-19 and influenza infections prime the lungs for cancer and can accelerate the disease’s development, but vaccination heads off those harmful effects, new research indicates.

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) causes a respiratory illness with systemic immune cell activation, inflammation, widespread multiorgan dysfunction, and thrombosis.

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, ...

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 ...

A COVID-19 antigen home test indicating a positive result are photographed in New York on Wednesday, April 5, 2023. (AP Photo/Patrick Sison) From Philly and the Pa. suburbs to South Jersey and ...

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 ...

A summer wave of COVID-19 is rising. “There’s clearly a bump,” says William Schaffner, an infectious diseases expert at Vanderbilt University Medical Center in Nashville. The medical center has seen a ...

The COVID-19 pandemic accelerated the use of financial technology worldwide, including in many African countries, but it also ...