When traveling here and there, it will come to a point where people will want to take a short nap or doze of unexpectedly. Especially for people who travel using airplanes, they are given the right opportunity to rest freely, but entirely at their own risk.
People may cease the opportunity to do some foolish things while people are asleep. Just take this video as an example. Perhaps next time, you would think twice before sleeping lackadaisically.
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Also see other interesting tags at SleepZine: airplanes, asleep, doze, freely, nap, risk, SLEEP Fun, Sleep Humor, Sleep Video, sleep-better
