US Measles Cases Pass 4,000, the Worst Year Since the Disease Was Eliminated
The CDC has confirmed 4,080 US measles cases in 2026, 78% more than all of 2025. Where it is spreading and how to protect your family.
Vaccines
Flu Season 2026–27: New Vaccines, Subclade K and an Early Start in Japan
This year’s flu shots target the H3N2 subclade K strain, and the first mRNA flu vaccine is approved for over-50s. What changed and when to get vaccinated.