This is a highly readable and fascinating look at why sleep is so important, what's happening in our bodies while we're sleeping (it's a lot more than you think!), and how the science of sleep research has evolved. The book probes some of the mysteries about sleep, like why we need sleep, why we dream, and even how long we can go without sleep! It also explains why teens and tweens aren't getting enough sleep - and what school principals can do about it! It's a deep dive into an intriguing topic that's anything but a snore!