ST. LOUIS – A confirmed case of measles has been reported in St. Louis, with potential exposure occurring at the St. Louis Aquarium on April 30.

An out-of-state resident with a confirmed case of measles visited the St. Louis Aquarium and a nearby restaurant, raising concerns about a potential outbreak.

Dr. Alexander Garza of SSM Health emphasized the contagious nature of measles, stating it is far more contagious than COVID-19.

The St. Louis Department of Public Health confirmed the exposure incident, noting that no new cases have been linked to this event so far.

According to the CDC, there have been over 1,000 confirmed cases of measles in the U.S. this year, compared to 285 cases in 2024.

Dr. Garza advises everyone to ensure they are vaccinated against measles, recommending those unsure to consult with their doctors about a second dose.

Reactions from people near the aquarium varied, reflecting differing levels of concern about the potential exposure.

All facts in this report were gathered by journalists employed by KTVI. Artificial intelligence tools were used to reformat from a broadcast script into a news article for our website. This report was edited and fact-checked by KTVI staff before being published.