The latest US data shows measles cases up to mid-July 2026 totaled more than all the cases in 2025. Experts blame a fall in vaccination and warn people have forgotten measles can be life-threatening.

The sharp rise in cases comes amid a decadeslong decline in childhood vaccination rates.

Measles has continued its historic resurgence in the United States this year, with a second record-breaking year in a row.

The U.S. has surpassed 2025’s record for measles cases, with five months left in 2026

The U.S. logged 2,318 measles cases in the first seven months of this year, up from the total of 2,289 last year, according to the CDC.