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How many measles cases has the U.S. recorded in 2025, making it the worst outbreak in over three decades?

Explanation

The U.S. has confirmed at least 1,277 measles cases across 38 states and DC—the highest annual total in 33 years. This preventable outbreak has killed at least 3 people, including 2 healthy children i...

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This question is part of CDC reports 2,255 measles cases in 2025 as RFK Jr. weakens vaccine programs. 5 more questions available.