The Impact of Sleep
By: Bonnie Brown, PsyD As a general rule of thumb, we are told to get about eight hours of sleep per night. That means we should be sleeping about one third of our lives. That’s a large amount of our time, and often far too few people actually reach that number. Does that ever make you wonder how sleep works? What if you don’t get enough? Is it really that important? Maybe you’re thinking, “Yeah, yeah…I know I need eight hours…I just cannot sleep”. What can you do to get as close to that number as possible? You’re not alone. Actually, two thirds of adults in all the developed nations do not actually obtain the recommended eight hours of sleep per night. There are many reasons human beings sleep, and we’re only recently learning more and more. Research has shown that sleep is important for things such as our memory, ability to learn, make logical decisions, keeping our immune system in check, balancing insulin and glucose, and our cardiovascular system (to name a few). Essentially, sleep is one of the most important and effective things we can do to help keep our brain and body in a healthy state. Most people are familiar with the notion that we have a circadian rhythm of twenty-four hours. What most people don’t know is what else goes into feeling tired and eventually falling (and staying) in a comfortable sleep state. One signal that your brain relies on is body temperature. Your core body temperature peaks in the late afternoon,