Summary: Advanced imaging reveals that COVID-19 may cause lasting brain changes, even in people without ongoing symptoms, ...

Between 2022 and 2024, covid-19 killed roughly 100,000 Americans annually, new research by CDC scientists shows.

Experts say it's less risky to catch Covid-19 than it used to be, but there are still good reasons not to treat it casually. "At this point, the risk is lower because of our prior immunity, whether ...

HOUSTON, Texas (KTRK) -- A new study suggests memory T cells may protect some people infected with COVID-19 by remembering past human coronavirus infections. The National Institute of Allergy and ...

COVID-19 does not just affect the respiratory system, but also significantly alters the brain in people who have fully recovered from the infectious disease, highlighting the long-term neurological ...

"We cannot promise 100% chance of success," a government official said. Since the onset of the coronavirus outbreak, a vaccine has been widely regarded as the best path toward reopening society and ...

Scientists say a U.K. patient with a severely weakened immune system had COVID-19 for almost a year and a half. The case underscores the importance of protecting vulnerable people from the coronavirus ...