Viral Questions
COVID-19 rules for travelers will vary depending on the destination. But testing positive for the virus could result in an unexpected change in plans, such as being required to stay isolated in a hoteI.
Experts say it’s not likely that the highly transmissible omicron variant — or any other variant — will lead us closer to herd immunity against COVID-19.
Experts say it’s too early to know whether people infected with the omicron variant will develop long COVID.
Experts say how often you can safely wear an N95 or KN95 mask will vary depending on how it’s used. Using a mask to run to the grocery store, for example, is very different than wearing it all day at work.
Health experts suggest stepping up protection against omicron with N95s, KN95s or similar masks. The U.S.
It’s not yet clear when people infected with omicron become contagious but early data suggests it might be sooner than with earlier variants.
Symptoms of common colds, the flu and COVID-19 can overlap, so experts say testing is the best way to determine what you have.
Why are so many vaccinated people getting COVID-19 lately? A couple of factors are at play, starting with the emergence of the highly contagious omicron variant.
At-home COVID-19 tests are able to detect the omicron variant, but U.S. health officials say early data suggests they may be less sensitive at picking it up.
Health officials say pets and another animals can get the coronavirus that causes COVID-19, but the risk of them spreading it to people is low.
There’s no clear-cut definition for when a pandemic starts and ends, and how much of a threat a global outbreak is posing can vary by country.
To protect yourself against the omicron variant, experts say to do what you would against any other variant.
Traveling this holiday season can be safe if you’re fully vaccinated for COVID-19. For those who haven’t gotten their shots, officials advise delaying travel. The U.S.
The United States opened its borders to people fully vaccinated against COVID-19, but some who got the shots are finding they’re still not eligible to visit.
Home test kits for COVID-19 can add a layer of safety and reassurance to holiday gatherings by providing on-the-spot results.
COVID-19 boosters use the same recipe as the original vaccines, and weren’t tweaked since they still work well against the delta and other variants.
Pfizer’s vaccine has been authorized by U.S. regulators for younger children, and millions of teens have already safely received the shot.
Whether you decide to go trick-or-treating with your family in the pandemic might depend on your situation and comfort level.
British officials have identified a relative of the delta variant. It’s not a variant of interest or concern, and it has not yet been officially named after a letter of the Greek alphabet, like the other worrisome variants.
The coronavirus that caused the pandemic can keep evolving as long as people are still getting infected, but that doesn’t mean new variants will emerge as regularly or that they’ll be more dangerous.
Health experts say it’s important to find a mask that’s comfortable so you’ll actually wear it as the coronavirus continues to circulate.
Health officials say it’s OK to get your COVID-19 vaccine and flu vaccine at the same time. The U.S.
People who got a two-dose vaccine or one dose of the Johnson & Johnson shot are considered fully vaccinated — even without a booster.
The delta variant is causing a surge in infections among kids in the U.S. and elsewhere, but experts say there are no strong signs that it is causing more severe disease for young patients.
Experts say there’s no scientific evidence showing that masks cause harm to kids’ health despite claims to the contrary on social media and elsewhere.
The mu variant of the coronavirus was first identified in Colombia in January and has since caused isolated outbreaks in South America, Europe and the United States.
More companies are requiring COVID-19 vaccines and taking actions to motivate employees into getting their shots.
“Vaccine passports” are digital or paper documents showing you were vaccinated against COVID-19, and they could help you get into a growing number of places.
Pfizer’s COVID-19 vaccine has been given the Food and Drug Administration’s full approval, meaning it has now undergone the same rigorous regulatory review as dozens of other established vaccines.
Several groups are working to get COVID-19 vaccines to poor countries, but the efforts are falling short of what’s needed to curb outbreaks globally.
Medical experts say there’s no evidence that any vaccines, including COVID-19 vaccines, influence your chances of getting pregnant.