The U.S. Centers for Disease Control and Prevention said the last confirmed measles death in the United States was in 2015. There are also nine measles cases in eastern New Mexico, but the state health department said there is no direct connection to the outbreak in Texas.

Do fully vaccinated adults ever need a booster vaccine? No. The Centers for Disease Control and Prevention considers people who received two doses of measles vaccine as children according to the U.S.

Measles is preventable and the way to end this outbreak is to ensure that all children and adults who can get vaccinated, do get vaccinated,” said Robert Redfield, then the director of the Centers for Disease Control and Prevention.

Measles vaccination rates are declining in Missouri and across the U.S., according to the Centers for Disease Control and Prevention. The illness is in the spotlight after more than 120 cases have been identified in West Texas,

A patient who came to a hospital emergency room in Montgomery County is Pennsylvania's first confirmed measles case this year amid a national surge of the highly contagious virus, according to health officials.

HHS secretary RFK Jr. considered vitamin A as a CDC-recommended therapeutic for supportive measles care. Public health and infectious disease experts weigh the benefits and risks.

The CDC said the last confirmed measles death in the United States was in 2015, before this latest outbreak killed an unvaccinated child in Texas.

The layoffs of thousands of workers strike deeply at the agency's ability to respond to the current flu, norovirus, and measles outbreaks and other public health emergencies.

The federal health agency said it will be offering onsite support to local officials during the growing outbreak, which has already killed one child.

Officials in Texas invited the federal agency to send experts in a rapid-response effort to help local agencies manage the measles outbreak.

Fox News senior medical analyst Dr. Marc Siegel joins ‘America’s Newsroom’ to discuss his interview with Health and Human Services Secretary Robert F. Kennedy Jr. on the measles outbreak across the country.