| ★ |  Multiple measles cases confirmed in DC: Health officials | | — | Estados Unidos | |
| 1 |  Possible measles exposure reported at school district buildings | | — | — | 72 |
| 3 |  Public health measures against measles stepped up as Singapore records 11 cases in January | | — | Singapur | 71 |
| 4 |  Measles outbreak linked to Florida university | CBS Evening News @cbseveningnews | — | — | 71 |
| 16 |  Healey responds after Trump signs executive order on spacing on childhood vaccine shots | WCVB Channel 5 Boston @wcvb | 26.1K | — | 68 |
| 10 |  Measles cases on the rise since the start of the year | | 5.4K | — | 69 |
| 2 |  2 Massachusetts residents diagnosed with measles, infectious disease doctor explains concerns | | 5.0K | Estados Unidos | 71 |
| 17 |  Suspect arraigned in SF Sunset District shooting | | 3.0K | Estados Unidos | 67 |
| 12 |  NYSDOH commissioner: Trump vaccine plan unsupported by data | WNYT NewsChannel 13 Albany @wnyt | 1.5K | Estados Unidos | 69 |
| 14 |  Weight-loss drug makers face growing legal battles | | 1.1K | Estados Unidos | 68 |
| 5 |  Measles outbreak identified in Washtenaw County after 3rd case confirmed | WXYZ-TV Detroit | Channel 7 @wxyztvdetroit | 1.1K | Estados Unidos | 71 |
| 11 |  Democrats sue to block Trump's executive order targeting mail-in voting | We Are Iowa Local 5 News @weareiowa | 807 | Estados Unidos | 69 |
| 15 |  Second measles case of 2026 recorded in Tennessee | | 456 | Estados Unidos | 68 |
| 9 |  Measles case reported in Travis County | | 446 | Estados Unidos | 69 |
| 6 |  Two measles cases reported in Grant County | Channel 3000 / News 3 Now @channel3000 | 241 | Estados Unidos | 70 |
| 19 |  Local pediatricians push back on CDC's reduced childhood vaccine schedule | | 233 | Estados Unidos | 67 |
| 8 |  Washtenaw County measles outbreak | | 135 | Estados Unidos | 69 |
| 7 |  Measles outbreak in Southeast Michigan now at 7 cases | | 131 | Estados Unidos | 69 |
| 13 |  Virginia Department of Health confirms sixth measles case | | 37 | Estados Unidos | 68 |
| 20 |  Repunte de influenza en Costa Rica abre la posibilidad de adelantar la campaña de vacunación 💉🦠🇨🇷 | NCR - David Jiménez @ncrdavidjimenez | 8 | — | 67 |