The dizzying speed of omicron’s spread has left Americans questioning much of what they know about COVID-19, especially following holiday travel. “This is hitting us at a very inopportune time,” said ...

NEW YORK -- What are the symptoms of omicron? Health experts still don't know if the new variant is causing milder COVID-19, but more indicators are emerging. The World Health Organization's top ...

(NEXSTAR) – While the omicron variant is infecting more people than COVID-19 ever has in the U.S., most people who catch the virus are experiencing pretty mild symptoms and avoiding hospitalization, ...

There are eight different ways people experience long COVID symptoms, according to a new study from the National Institutes ...

Though much remains unknown about omicron, experts are beginning to understand more about the variant and how it affects people who are vaccinated, unvaccinated or who have had a previous COVID-19 ...