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Older Americans Should Get Another Covid Shot This Spring, Panel Says

Study of Patients With a Chronic Fatigue Condition May Offer Clues to Long Covid

C.D.C. Considers Ending 5-Day Isolation Period for Covid

Europe Faces a Measles Outbreak

Florida Health Official Calls for Halt to Covid Vaccines

U.S. Health Officials Push Back on Idea of New Virus in China

U.S. Life Expectancy Creeps Up as Covid Deaths Fall

Why Health Care Workers Are Burning Out

Scientists Offer a New Explanation for Long Covid

Feeling Terrible After Your Covid Shot? Then It’s Probably Working.

Wastewater Data Mirrored Covid Case Counts During First Omicron Wave

Its Never Too Late to Become a Nurse

Anthony Fauci Will Join Faculty at Georgetown University

U.S. Vaccine Program Now Flush With Cash but Short on Key Details

The New War on Bad Air

Studies Link Common Childhood Viruses to Rare Hepatitis Cases

AstraZeneca’s Covid Vaccine May Have Posed a Higher Heart Risk for Young Women, Study Shows

Premature Births Fell During Some Covid Lockdowns, Study Finds

Higher Bills Are Leading Americans to Delay Medical Care

For Many Older Americans, the Pandemic Is Not Over