You forget 90% of your dreams.
256
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
Bats sleep 18-20 hours per day.
5
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
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 average person falls asleep in seven minutes.
115
Cows can sleep standing up, but they can only dream lying down.
745