| ★ | Measles case reported in Travis County | | 446 | Estados Unidos | |
| 5 | NCDHHS confirms one measles case in Union county | | — | Estados Unidos | 88 |
| 11 | Maine CDC confirms first measles case since 2019 | | — | Estados Unidos | 86 |
| 13 | Maine CDC confirms first measles case since 2019 | | — | Estados Unidos | 86 |
| 15 | First NYC measles case reported of 2026 | Eyewitness News ABC7NY @abc7ny | — | Estados Unidos | 86 |
| 16 | Health officials urge caution after first measles case reported in Maine since 2019 | | — | — | 86 |
| 6 | Possible measles exposure in three Bay Area locations | | 37.0K | Estados Unidos | 87 |
| 9 | How Kennedy Helped Fuel Vaccine Skepticism Years Before a Measles Outbreak | The New York Times @nytimes | 36.1K | — | 86 |
| 2 | First measles case reported in Travis County since 2025, health officials confirm | | 26.3K | Estados Unidos | 90 |
| 4 | Health officials confirm case of measles in a Santa Clara County resident | | 12.6K | Estados Unidos | 88 |
| 17 | 2 measles cases confirmed in Lehigh County: "This is the worst it's ever been" | CBS Philadelphia @cbsphilly | 3.3K | Estados Unidos | 86 |
| 20 | Measles | | 2.4K | Estados Unidos | 86 |
| 19 | Measles case confirmed in Nashville | | 2.0K | Estados Unidos | 86 |
| 18 | Travis and Caldwell counties issue disaster declarations over New World screwworm | | 892 | Estados Unidos | 86 |
| 1 | BREAKING: Measles case reported in Travis County | | 800 | Estados Unidos | 91 |
| 8 | Eastern Iowa doctor urges residents to check vaccination status after state’s first measles case... | KCRG-TV9: Your Trusted Local News Source @kcrg | 526 | Estados Unidos | 87 |
| 7 | Measles alert: Confirmed cases in Wake, Durham, Johnston counties | | 392 | Estados Unidos | 87 |
| 14 | Potential measles exposure identified at several Wake County locations | | 181 | Estados Unidos | 86 |
| 10 | Washtenaw County measles outbreak | | 135 | Estados Unidos | 86 |
| 12 | Measles outbreak in Southeast Michigan now at 7 cases | | 131 | Estados Unidos | 86 |
| 3 | Health officials in Montgomery County warn of a possible measles exposure after a recently traveling | | 1 | Estados Unidos | 89 |