The Pan American Health Organization (PAHO) has issued an epidemiological alert in response to a rising number of measles cases in the Americas region. The organization is calling on countries in the Americas to strengthen vaccination programs, epidemiological surveillance, and disease response measures. The current number of reported measles cases is three times higher compared to the total number of cases recorded throughout 2025. PAHO emphasizes the need for increased vigilance and preventive measures across the entire region.