Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The average person falls asleep in seven minutes.
115
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The strangers in your dreams are actually people that you've seen in real life.
50