A highly transmissible new COVID-19 variant called NB.1.8.1, aka "Nimbus," is spreading in the United States, CDC data show.

New COVID variant NB.1.8.1, or Nimbus, is spreading rapidly in the US, accounting for over one-third of cases.

The CDC says that touching objects isn ... Extra cautions are needed for anyone at elevated risk of contracting COVID-19. Check post-travel quarantine rules, including your employer’s.

Vaccine makers will have to run large new trials before updated shots can be approved for everyone who is not at a higher-than-average risk.

FILE - A sign stands at an entrance to the main campus of the Center for Disease Control and Prevention (CDC ... risk of severe illness, mechanical ventilation and death, when they contract COVID ...

The new COVID-19 variant NB.1.8.1, nicknamed ‘Nimbus,’ now accounts for 37% of U.S. cases. It spreads fast, causes severe ...

There are ways to reduce your chances of coming home from vacation with a terrible cold, digestive issues or other health ...

Chikungunya, a mosquito-borne virus, has been detected at higher-than-expected rates among U.S. travelers from the Indian state. To reduce infection risk, the CDC urges travelers to adopt mosquito ...

“If you have any risk factors for DVT, talk to your doctor about precautions you can take prior to long-distance travel,” ...

Enter your travel details on the map below – passport-issuing country, departure and arrival countries and your vaccination status -- to get instant, detailed info on travel restrictions, quarantine ...