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Passengers on a train wear face masks.

Wearing a well-fitted mask is still a smart choice for holiday travel

Potentially harmful respiratory disease may be on the rise in children, warns CDC

Potentially harmful respiratory disease may be on the rise in children, warns CDC

By Laura Baisas

A CDC worker is examining these samples for polio.

Polio is officially circulating in the US again

By Laura Baisas

Close-up at the syringe, vial and hands of a woman preparing the Moderna COVID booster shot

Omicron boosters are the future of COVID vaccines in the US

By Philip Kiefer

Black person with short gray hair in a red collared shirt wearing a COVID mask looking directly into the camera

Machine learning is finally helping us track COVID deaths faster and more accurately

By Kate Baggaley

A child playing with a bear.

We still don’t know what’s behind the global hepatitis outbreak in kids

a person sneezing

CDC estimates 58 percent of Americans have been infected with COVID so far

The CDC needs the public’s help to reverse the upward trend in STIs

The CDC needs the public’s help to reverse the upward trend in STIs

By Kate Baggaley

Three children in dresses playing in a sandbox during an acute hepatitis outbreak in the US and Europe

A mysterious liver disease is sickening kids in the US and Europe

By Purbita Saha

Food and Drug Administration headquarters in Washington, DC hosting a COVID vaccine booster meeting

The FDA is inching closer to a long-term COVID booster plan

By Philip Kiefer

A sunny European plaza with empty tables because of the BA.2 COVID surge

COVID’s coming back in Europe. Are we next?

By Philip Kiefer

Focused black woman in mask reading newspaper in new york city subway train

You still probably have to wear a mask while traveling

By Maggie Galloway

Biden State of the Union 2022 with the US president, vice president, and speaker of the House of Representatives in front of an American flag and two other individuals wearing COVID masks in the Capitol

A quick look at Biden’s new COVID preparedness plan

By Purbita Saha

People wearing COVID surgical masks in a dark movie theater

The CDC is relaxing indoor mask guidelines and shaking up how it measures COVID risk

By Purbita Saha

N95 Masks laid out on a blue background

Masks can work—even if you’re the only one wearing them

By Philip Kiefer

A man wearing a surgical mask is vaccinated by a healthcare worker wearing gloves.

Just had COVID? Here’s when you should get a booster.

By Philip Kiefer

A white COVID respirator mask and blue surgical masks hanging on a clothesline in a window

Here’s what the CDC is now saying about masks and respirators

By Purbita Saha

What to do if you test positive for COVID, were exposed, or have symptoms

What to do if you test positive for COVID, were exposed, or have symptoms

By Philip Kiefer

A doctor in a protective suit taking a nasal swab from a person to test for possible coronavirus infection

Omicron isn’t overtaking Delta as quickly as the CDC thought—and that’s bad news

Why the CDC just shortened COVID quarantines to 5 days for asymptomatic cases

Why the CDC just shortened COVID quarantines to 5 days for asymptomatic cases