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The US measles outbreak has claimed eight lives in 2026 — the worst toll in decades — with Wisconsin and New York each reporting their first measles deaths in over 30 years, both involving infants. This week, PAHO advisors are meeting to decide whether to strip the US of its measles elimination status, a designation it has held since 2000. Experts say the country's declining vaccination rates have made endemic measles a near-certainty.
The US measles crisis has reached a grim new milestone, with Wisconsin and New York each reporting their first measles-associated deaths in more than 30 years — both involving infants — bringing the 2026 national death toll to eight. Earlier this year, Pennsylvania recorded six measles-related deaths, and three people died during the 2025 Texas/New Mexico outbreak. Experts say the scale of suffering reflects years of eroding vaccination coverage, worsened by vaccine hesitancy fueled by misinformation on social media and political friction at the federal level.
This week, advisors to the Pan American Health Organization (PAHO) are convening to determine whether the US should lose its measles elimination status — a designation earned in 2000 through widespread MMR vaccination. With over 5,100 cases reported across 47 states in 2026 alone (the worst year since 1991), infectious disease experts say the virus has likely already gained a permanent foothold in the country.
By the Numbers:
Why it matters: Losing measles elimination status would be a historic public health setback for the US, signaling that a once-controlled, vaccine-preventable disease has re-established itself domestically. For healthcare providers, this underscores the urgent need to close vaccination gaps — especially in communities with low coverage — before measles becomes a permanent fixture of the American disease landscape.
