As a child, I never appreciated sleep. I remember actually thinking it was a waste of time because apparently my childhood was so great that I couldn’t wait to wake up and experience the day (which in this case refers to the time I was awake not daylight). Now, I love to sleep, but I occasionally have those nights where I just can’t shut my brain off. I wouldn’t call myself an insomniac, but during a recent bout of sleeplessness, I was inspired to investigate why my brain was being so uncooperative. Scientists believe that sleep has three main systems of regulation in the brain – homeostatic, circadian, and allostatic, and when we keep ourselves awake to work, party, or (unintentionally) worry, we are utilizing the allostatic pathway to counter the other two regulatory pathways. Thus, even though most...





