COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.

COVID symptoms can be mild, severe, or nonexistent, according to the CDC—and can appear as late as two weeks after you’ve ...

XEC is also an offshoot of omicron, the widely spread variant that formed in 2021. According to experts, it has some of omicron’s features, too — like less severe symptoms and easy transmissibility.

The new "XEC" COVID-19 variant spreading rapidly in Europe has arrived in the US. What are the symptoms, will it cause a fall ...

A new covid-19 variant called XEC may spread more easily than past variants, but current vaccines are still effective against ...

The new and contagious XEC COVID-19 variant is spreading rapidly in several countries. Will it cause a surge in the U.S.?

WE KNOW FOR SARS-COV-2, AND WE’VE HAD DATA LIKE THESE FOR ... BUT AGAIN, THE MORE CASES OF EV-D68 THERE ARE, EVEN IF THIS DEVELOPMENT OF POLIO LIKE SYMPTOMS IS A REALLY RARE OUTCOME OF THAT INFECTION, ...

The latest, highly contagious subvariants are driving infections, but new vaccines may help stem the tide of another wave — ...

Individuals with compromised immunity and persistent COVID-19 infections can harbor drug-resistant variants of the SARS-CoV-2 virus, which have the potential to spread to the general population found ...

Researchers discovered that SARS-CoV-2-specific T and B cells in long COVID patients are maintained for two years, similar to ...