First polio case since 2013 in U.S. reported in New York state

New York state health officials are reporting the first U.S. case of polio in nearly a decade.

• Jul 22, 2022

Doctor urges caution with new COVID variant

The latest Omicron variant BA.5 now accounts for 65% of all new COVID cases, according to the Centers for Disease Control and Prevention. Dr. Jay Varma, director of the Cornell Center for Pandemic Prevention and Response, joins CBS News' Ben Tracy to discuss the recent surge in infections.

• Jul 14, 2022

Swimmer infected with brain-eating amoeba after trip to Iowa lake

The beach at Lake of Three Fires State Park has been shut down after the person was diagnosed with the rare and usually fatal infection caused by the Naegleria fowleri amoeba.

• Jul 11, 2022

Ice cream sold in Florida linked to listeria outbreak, CDC says

Anyone who has products from Big Olaf Creamery, which is based in Sarasota, should throw them away, the CDC said.

• Jul 6, 2022

U.S. officials announce more steps to combat monkeypox outbreak

U.S. health officials are expanding the group of people recommended to get vaccinated against the monkeypox virus.

• Jun 28, 2022

FDA advisers back Moderna's COVID vaccine for kids ages 6 and up

A government advisory panel has endorsed a second brand of COVID-19 vaccine for school-age children and teens.

• Jun 14, 2022

CDC to lift COVID test rule for travelers

Beginning Sunday, the CDC is lifting its COVID-19 test requirement for air travelers entering the U.S. CBS News senior travel adviser Peter Greenberg joined CBS News' Anne-Marie Green and Vladimir Duthiers with more.

• Jun 10, 2022

Woman gets 3D printed ear transplant made of her own cells

The "groundbreaking" procedure appears to be the first 3D-printed implant made of living tissues.

• Jun 2, 2022

"Long COVID" symptoms affect 1 in 4 seniors after infection, study finds

Respiratory symptoms and musculoskeletal pain were the most common lingering health issues reported.

• May 25, 2022

Gun deaths surged to 20-year high amid pandemic, CDC reports

CDC data showed firearm homicides rose 35% during the first year of the pandemic to the highest rate since 1994.

• May 10, 2022

CDC reports 109 mystery cases of hepatitis in kids, 5 deaths

The CDC has been looking into cases of the liver disease in children that has health authorities around the world looking for clues.

• May 6, 2022

CDC issues health alert on rare cases of hepatitis in kids

Investigators have not yet found a link between the cases.

• Apr 25, 2022

Do you have to wear a mask on your flight? These airlines are dropping mandates

Though customers are free to continue wearing masks if they choose, passengers will not be required to mask up on many carriers for the first time in years.

• Apr 20, 2022

Health officials investigate mysterious increase in severe liver infection among kids

No deaths have been reported, the WHO said.

• Apr 15, 2022

CDC extends mask mandate on planes, public transportation until May 3

The federal mask mandate on public transportation and airplanes was set to expire April 18.

• Apr 13, 2022

Watching for new COVID variants in wildlife "now critical," CDC says

The agency recently reversed recommendations against routine surveillance of the virus in wildlife, as officials huddle to strategize over the potential threat.

• Apr 11, 2022

Second booster OK'd for ages 50 and up

The FDA has authorized a second booster dose of Pfizer or Moderna's COVID-19 vaccine for people 50 and older. But some health experts question whether a fourth vaccine dose is needed. CBS News' Meg Oliver reports, and then Dr. Celine Gounder, an infectious disease specialist at NYU and Bellevue Hospital and host of the podcast "Epidemic," joins CBS News' Lana Zak to discuss.

• Mar 29, 2022

Cases of highly pathogenic bird flu detected in Delaware and Michigan

The CDC said the avian flu viruses don't typically infect humans.

• Feb 25, 2022

Should CDC be sharing more COVID data?

The CDC is working to release new "relevant" coronavirus guidelines as the Omicron wave recedes in the U.S. The agency is facing backlash over its failure to release data about the nation's fight against COVID-19. Former CDC director Dr. Tom Friedman, the president and CEO of Resolve to Save Lives, joins CBS News with more.

• Feb 23, 2022

CDC may update indoor mask guidance as states loosen restrictions

The debate over masking in schools continues to simmer.

• Feb 17, 2022

Infants born to vaccinated mothers less likely to be hospitalized with COVID, CDC says

Babies born to mothers who were vaccinated while pregnant were 61% less likely to be hospitalized with COVID-19.

• Feb 15, 2022

These are the best — and worst — states for life expectancy

The No. 1 state for life expectancy in 2019 was Hawaii. Mississippi came in last.

• Feb 10, 2022

States wrestle with COVID rules as cases fall

The number of states that are moving to end indoor mask mandates for schools and public places is growing as COVID cases decline. But the Centers for Disease Control and Prevention warned states about moving too fast. Mola Lenghi has the latest.

• Feb 9, 2022

CDC to ramp up wastewater monitoring program to track COVID-19

The data from wastewater samples can help communities detect the virus early on.

• Feb 5, 2022

CDC: Average number of Omicron cases declines

According to the CDC, Omicron has officially peaked in the United States. But deaths and hospitalizations are still up. There is hope those numbers will soon drop. Michael George has the latest.

• Jan 29, 2022

Show More