Measles activity is ticking up in the U.S., with nearly one-third of states reporting new cases in 2024, CDC data shows.
The agency has confirmed 41 measles cases nationwide as of Feb. 29, up from 35 cases the week prior. The CDC's latest data highlights a notable rise in measles activity, especially when compared to the 58 cases reported across 19 states and the District of Columbia in all of 2023.
Sixteen states have reported measles cases since Jan. 1:
- Arizona
- California
- Florida
- Georgia
- Indiana
- Louisiana
- Maryland
- Michigan
- Minnesota
- Missouri
- New Jersey
- New York
- Ohio
- Pennsylvania
- Virginia
- Washington
Michigan became the latest state to join the list late last month. Health officials have confirmed three infections among state residents since Feb. 23, marking the first cases seen since 2019, according to Fox 2 Detroit.