In Good Health: Why measles numbers are on the rise

Nationwide, students, teachers, and parents are gearing up for the school year.

And measles is spreading. The U.S. has already logged more cases this year than in all of 2025. It’s the highest count in 35 years. That’s in large part because measles vaccination rates have slipped below 95 percent – the threshold public health experts say is needed to stop community spread.  

Last week on CNN, Health and Human Services Secretary Robert F. Kennedy Jr. said children should be vaccinated for measles after being pressed on-camera, even as he used the same interview to push a debunked claim about respiratory syncytial virus.  

And on Monday, President Donald Trump signed an executive order aimed at upending the childhood vaccine schedule, including changes to the measles vaccine and others. But what will actually change at the doctor’s office?