A Pueblo resident was exposed to a measles outbreak in Mexico during travel and tested positive for the disease. Here's everything you need to know.

The Colorado Department of Public Health and Environment said Monday evening that the case was confirmed in Pueblo after an unvaccinated adult traveled to an area of Mexico currently experiencing an outbreak.

State and local health officials in Colorado provided an update Wednesday on the first measles case reported in Pueblo County amid outbreaks in other parts of the country. This is the full news conference.

A measles infection was identified in a Pueblo County resident on March 31. The case is Colorado's first in 2025.

Colorado health officials have confirmed the state’s first measles case, adding to outbreaks in 20 other jurisdictions as the United States total surges toward 500 — the largest spike since 2019. The infected individual worked at the Southwest Deli and Café in Pueblo from March 17 through the 21,

On Monday, March 31, the Colorado Department of Public Health and Environment (CDPHE) reported that a person tested positive for measles in Colorado after returning home from a trip to Mexico. CDPHE stated that the person sought medical attention on Tuesday,

A measles case has been confirmed in an unvaccinated adult who recently traveled internationally, according to Colorado health officials, the first measles case in the state in years as an outbreak of the highly contagious illness continues spreading in Texas and several other states.

ABC News medical contributor Dr. Alok Patel explains the new data published by the Texas Department of State Health Services.

The measles outbreak that began in the South Plains region of Texas rose to 422 cases and spread to two new counties on Tuesday, according to health officials. The update from the Texas Department of State Health Services added 22 infections since the agency’s last update on Friday.

Measles cases have been reported in 20 U.S. jurisdictions so far this year - Alaska, California, Florida, Georgia, Kansas, Kentucky, Maryland, Michigan, Minnesota, New Jersey, New

Already, the U.S. has more measles cases this year than in all of 2024, the U.S. Centers for Disease Control and Prevention has said. Other states with outbreaks — defined as three or more cases — include New Mexico,

She lived in the outbreak area and had no known underlying health conditions. Her family is part of the Mennonite communi

Already, the U.S. has more measles cases this year than in all of 2024, the U.S. Centers for Disease Control and Prevention has said. Other states with outbreaks — defined as three or more cases — include New Mexico,

The state has reported 422 cases since January. On Tuesday, the first cases were reported in Brown and Erath counties. The Texas Department of State Health Services reported 22 new measles cases in connection with a West Texas measles outbreak Tuesday.