You forget 90% of your dreams.
256
44% of kids watch television before they go to sleep.
106
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Honeybees never sleep.
276
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34