We need sleep! Another article on the importance of sleep for adequate brain function. I like this quote below and hope my students take it to heart.
So what happens if you don't sleep? "A whole constellation of different brain and body functions start to deteriorate," he says. Our brains are less effective at absorbing new information without sleep. Plus, our ability to retain recently learned information is impaired, and "you lose the chance to essentially hit the save button on that information."