Think about all the times you’ve said it: “There just aren’t enough hours in a day.” And if you’re like many busy people, your solution is to borrow a few hours from your sleep time to make up for it. Do the extra hours you got from sleeping less make you more productive during the day? No, they don’t! The problem is that even a small amount of lost sleep affects your mood, leaves you with less energy, decreases your mental acuity, and makes you more vulnerable to stress. In other words, chronic sleep deprivation can destroy your health—and that doesn’t help you get more accomplished. Why is it important to get enough sleep?