• US could see return to high levels of measles spread as vaccination rates fall
• So far this year, measles cases are up 180% over full-year 2024, CDC reported
• US outbreak already is second highest in 25 years, CDC reported. [KFF Health News and CDC]

April 24 (Reuters) - The United States is at a tipping point for the return of endemic measles a quarter century after the disease was declared eradicated in the country, researchers warned on Thursday.

At current U.S. childhood vaccination rates, measles could return to spreading regularly at high levels, with an estimated 851,300 cases over the next 25 years, computer models used by the researchers suggest.

If rates of vaccination with the measles-mumps-rubella, or MMR, shot were to decline by 10%, an estimated 11.1 million cases of measles would result over 25 years, according to a report of the study in JAMA,

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