California in 2026 has already seen its highest number of annual measles cases in seven years. The looming new domestic beachhead comes as vaccination rates have fallen.

The "Espresso" singer questioned an audience member after mistaking their traditional celebratory call with a yodel.

Did you shop at a Costco or Walmart in Queen Creek or take part in an Easter egg hunt there? You may have been exposed to measles.

The western state’s outbreak surpassed 600 cases this week, a tracker from the state’s health department shows ...

A person with measles passed through the busiest airport in Idaho, shedding one of the world’s most infectious viruses in the ...

Measles and chickenpox are preventable, Navajo health officials said, urging people to stay up to date on vaccines.