The study shows the nicotine in certain types of electronic cigarettes can increase the risk for an irregular heartbeat.
Several area school districts have installed vaping detectors in response to health scares related to e-cigarettes.
About one in 30 middle schoolers and one in 10 high-schoolers reported using tobacco in 2022.
Scientists say the news calls for more research into the cardiac effects of e-cigarettes in both animals and humans.
The Foundation for a Healthy Kentucky calls the problem an epidemic -- and is pushing the FDA to do even more, while others say the ban will do more harm than good.
The study, released on Wednesday, found fewer than 20% of high school students and 5% of middle school students said they were recent users of e-cigs and other vaping products.
The association cites data from the Centers for Disease Control and Prevention, indicating that 26 percent of Kentucky high school students used e-cigarettes in 2019.
A 39-state coalition is investigating Juul's marketing and sales practices, including the targeting of kids.
The cause of the illness was unclear, but Principal Michael Gasaway in a letter wrote that the adults and students became ill in an area where school officials had discovered a vaping device.
"Kids have figured out the loophole," said Bonnie Hackbarth, vice president of external affairs with the Foundation for a Healthy Kentucky.