Measles 2026 update: These states are seeing new outbreaks as infections hit all-time highs

It’s only February, and an outbreak of measles infections is already inching toward nearly 1,000 cases this year in the U.S.

Infections are at an all-time high as a result of declining vaccination rates, following a steep rise in cases in 2025 at 2,280 cases, the highest in 33 years. This week saw new outbreaks concentrated in both South Carolina and Florida.

Here’s what you need to know.

What’s happened?

As of Thursday, February 12, there were 910 confirmed measles cases in 24 states...