Vaccines

Researchers have said this year’s vaccine may be mismatched with the currently circulating flu type known as subclade K.

The move marks the second time that state public health officials have broken away from guidance under U.S. Health Secretary Robert F. Kennedy Jr., a longtime critic of vaccines.

The new law will allow the state to publish guidelines that differ from the CDC.

Gov. JB Pritzker issued an executive order in response to shakeups at Centers for Disease Control and Prevention.

In a change from previous federal recommendations, the U.S. Food and Drug Administration has approved this year's shots only for older people and those with underlying health conditions.

A community needs a vaccination rate of at least 95% to be adequately protected from measles outbreaks. In Missouri, the rate of vaccinated kindergarteners stands at 90%

St. Louis Public Radio’s Sarah Fentems tells us what you need to know about measles and how to protect yourself and your loved ones.

Measles can take hold when vaccination rates fall below 95%. Health workers say pockets of the state are at risk as immunization rates drop.

A person from out of state with measles reportedly visited the St. Louis Aquarium on April 30, according to the Missouri Department of Health and Senior Services.

State health officials said the pediatric patient tested positive for measles and that the case was a “associated with international travel.”