The United States has recorded 1,288 measles cases so far this year, the highest total in 33 years, according to Centers for Disease Control and Prevention data out Wednesday.  Just over halfway through 2025,

The U.S. is having the worst measles outbreak in decades. Here’s what experts recommend you do to avoid getting sick.

The number of measles cases in the U.S. has reached a 33-year record high, years after it was officially eliminated in the country, prompting public health experts to sound the alarm that other diseases could experience a similar resurgence.

According to the US Centers for Disease Control and Prevention, two doses of the MMR (measles, mumps and rubella) vaccine are 97% effective at preventing measles, while one dose is 93% effective. It is uncommon for someone who is fully vaccinated to develop measles, although the first breakthrough case of 2025 was recently detected in Colorado.

The U.S. is having its worst year for measles spread in more than three decades, and the year is only half over. Dr.

The US Centers for Disease Control and Prevention on Wednesday tallied the highest number of US measles cases since the disease was declared eliminated a quarter-century ago, just as a key Senate committee split the vote to advance President Donald Trump’s nominee to lead the public health agency.

After being declared "eliminated" in the United States in 2000, confirmed cases of measles — a highly infectious disease — have hit a 33-year high at 1,288 so far this year. The U.S. Centers for Disease Control and Prevention said Wednesday that cases surpassed 2019,

Confirmed measles cases in the U.S. reached 1,288, data from the Centers for Disease Control and Prevention showed on Wednesday, the highest since the childhood disease was declared eliminated from the country in 2000.

In today’s Health Alert, the number of measles cases in the U.S. has reached a level not seen in 33 years.