Cows can sleep standing up, but they can only dream lying down.
745
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Those who get out of bed by 7am are more likely to be thinner and happier.
20
People who sleep late have more mental stamina and can outperform early risers.
33
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11
If you hold farts in during the day, they'll just come out when you sleep.
16