“Regular sleep, balanced meals and physical activity can make a huge difference,” he said. “Instead of relying on energy drinks, students might try switching to lower-caffeine options like tea and avoid caffeine after noon for better sleep.”

We’ve all been there — it’s 2 a.m., you just finished a paper that’s due in three hours, and you haven’t even started studying for a test you have the next day. The automatic next step is to turn on the Kuerig you got for high school graduation and make yourself another cup of coffee.