US health authorities reported 178 new measles cases this week. The total reached 4,588 across at least 43 outbreaks, according to the CDC. That is more than double the number recorded in 2025.
Why it matters: Measles spreads easily and can be deadly for young children who are not vaccinated.
US health authorities reported 178 more measles cases this week. The total for the year is 4,588, more than double the 2025 count. The CDC is tracking at least 43 outbreaks.
Why it matters: Measles spreads easily and can be deadly for unvaccinated children.