With exam season on the way and the end-of-semester paper crunch coming, students will be turning to caffeine to help them make it through the long days (and nights) of work. It’s important to know that caffeine cannot replace sleep, and that your brain works best when you have time to sleep before taking an exam. So plan ahead, prioritize, and get some sleep! Your GPA will thank you. Also, learn more about caffeine by checking out the cool info-graphic below. Click to enlarge. Happy Studying!