US Measles Cases Hit a 35-Year High in Pennsylvania, With 2026’s First Deaths — What It Means If You’re Pregnant or Your Baby Is Too Young for the MMR Shot
US measles cases hit 2,903 in 2026 — the highest since elimination in 2000 — after Pennsylvania reported its first measles-associated deaths in 35 years, including a newborn. Here’s what’s confirmed, what’s disputed, and what actually protects a baby or pregnant person.