People who sleep late have more mental stamina and can outperform early risers.
33
Lack of water is the #1 trigger of daytime fatigue.
148
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
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
The human brain is more active during sleep than during the day.
28
Termites work 24 hours per day and they do not sleep.
57