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Following Measles Outbreaks, Officials Grow Wary of Renewed Threat

Europe Faces a Measles Outbreak

Childhood vaccinations have lagged across the world because of the pandemic.

The C.D.C. urges parents to get childhood vaccinations up to date following a steep decline last year.

The C.D.C. urges parents to get childhood vaccinations up to date following a steep decline last year.

How Much Herd Immunity Is Enough?

How Much Herd Immunity Is Enough?

Children in U.S. May Miss 9 Million Vaccine Doses in 2020, Report Warns

Slowing the Coronavirus Is Speeding the Spread of Other Diseases

Vaccinations Fall to Alarming Rates, C.D.C. Study Shows

Millions of Children Are at Risk for Measles as Coronavirus Fears Halt Vaccines

Measles Cases Continue to Rise Around the World

Measles Cases Reach Highest Level in More Than 25 Years, C.D.C. Says

Measles Outbreak Now at 880 Cases, With Fastest Growth Still in New York

Where Will Measles Break Out Next? Chicago, Los Angeles or Miami, Scientists Predict

Should Adults Get a Measles Booster Shot?

Where Every Measles Case Has Been Reported This Year

Measles Cases Surpass 700 as Outbreak Continues Unabated

Measles Outbreak Infects 695, Highest Number Since 2000

90 New Cases of Measles Reported as Outbreak Continues at Record Pace