US Disease Trends: Infectious and Chronic

MixedUpdated 4 October 2026

Trend summary

  • The overall US death rate fell 4.6% to a record low in 2025, led by fewer deaths from chronic disease.
  • Infectious disease is moving the other way: 3,887 measles cases in 2026 so far, and flu and pneumonia up to the 8th leading cause of death.

How this page is built. Figures come from the official statistical releases linked above; where agencies publish preliminary numbers we say so, because they are revised. Photos are public-domain or Creative Commons images credited in each caption; file photos are illustrative and are not from the events described unless the caption says so. This page tracks trends and is not personal safety, medical, legal or financial advice.