Bats sleep 18-20 hours per day.
5
Cows can sleep standing up, but they can only dream lying down.
745
The average person falls asleep in seven minutes.
115
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
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
Dieters who sleep more take off more fat that those who sleep less.
159