It’s back to school season, which means America’s students are back to studying. And some kids are turning to energy drinks to handle their workload.

But energy drinks aren’t the same as your morning cup of coffee. In one serving, there’s way more caffeine and other ingredients to enhance the “energizing” effect. But that’s nothing new. They’ve been around for years, with flashy branding and the promise of a quick jolt of activity. But they might not be the healthiest option for those of us whose bodies are just beginning to develop.

Doctors advise against children drinking them, yet between 30 and 50 percent of adolescents do.