10. “There are two periods of maximum sleepiness — the late afternoon (from around 3 to 5 PM) and the end of the night (from around 3 to 5 a.m.). There are also two periods of maximum alertness — around 1 a.m. in the morning and 1 p.m. in the afternoon.”
Broken hearted? Maybe you’ll like something over here instead?
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16 Surprising Facts About How You Sleep
http://www.buzzfeed.com/awesomer/surprising-fac...You spend a third of your life sleeping. You might as well learn a little more about it.