Measles & vaccine-preventable
Assessed by an AI model against this signal's rubric. Describes conditions; not a forecast or advice.
WatchWorseningUS 4,852 cases (29 Oct)
US measles cases at 4,852 in 2026, the most since elimination
Why it's at this level
The CDC reported 4,852 confirmed US measles cases as of 29 Oct, more than double 2025's total, with three deaths. Analysts say the US is highly likely to lose its measles elimination status this autumn (CIDRAP).
What this means for you
Check that you and your children are up to date with MMR vaccination, especially before travel.
Why it matters
Falling vaccination rates are bringing back diseases once eliminated; measles is the canary for the rest.
What moves it
Vaccine coverage, misinformation, health-system disruption.
Status at each of the last 2 checks
How it's rated
Alert
Multi-country surge with rising deaths, or polio/diphtheria resurgence in high-income countries.
Watch
Large outbreaks in high-income countries, or loss of elimination status.
Normal
No large outbreaks in high-income countries.