The CDCs warning was provided in a Health Alert web link (HAN) Health Advisoryreleasedlate last week.

The Texas measles outbreak has been ongoing since mid-January.

Its largely affected people living in Mennonite communities in rural western Texas, many of whom are unvaccinated.

A teenager with a measles rash.

A teenager with a measles rash.© Natalya_Maisheva via Shutterstock

The outbreak has also spread to neighboring regions of New Mexico, with 33 reported cases so far.

Because measles is highly contagious, it can quickly spread through communities with relatively low vaccination rates.

Even a month ago, the outbreak was the largest seen in the state in nearly 30 years.

ealth and Human Services Secretary Robert F. Kennedy Jr. speaks at a news conference at the Health and Human Services Department on April 22, 2025 in Washington, DC.

In its advisory, the CDC says the outbreak is continuing to expand rapidly.

This year, there have been measles cases reported in 13 states.

He has also recently toutedscientifically unsupported treatmentsfor measles, such as cod liver oil supplements.

Measles Rash

For its part, the CDCclearly statesthat the MMR vaccine remains the most important tool for preventing measles.

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Robert F. Kennedy Jr.

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U.S. President Donald Trump speaks to the media during a guided tour of the John F. Kennedy Center for the Performing Arts before leading a board meeting on March 17, 2025 in Washington, DC.

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