Overview
- PAHO reports 14,891 confirmed measles cases and 29 deaths in the Americas in 2025, plus 1,031 additional cases in the first three weeks of 2026, with about 78% of confirmed patients unvaccinated.
- In Mexico, health officials cite active transmission in 23 states and thousands of cases; Jalisco logged 829 infections in January alone and at least 15 schools in Jalisco and Aguascalientes suspended in‑person classes.
- Authorities expanded vaccination drives with catch‑up doses, an early “dose zero” for infants 6–11 months in high‑transmission areas, and new modules in public spaces such as 2,000 sites in Mexico City.
- The federal health secretary says 27.3 million vaccine doses were acquired for 2026, millions have been administered in January, and travelers are urged to be vaccinated ahead of major events.
- Incidence is highest in infants under one year, many cases occur in adolescents and young adults, and recent reports include a fatal pediatric case in Tlaxcala as Mexico prepares an April briefing on its elimination status.