There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
If you hold farts in during the day, they'll just come out when you sleep.
16
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240