Top 20 Facts About Sleep

I love sleep...

Top 20 Facts About Sleep

from The List Universe by jfrater

The science of sleep is a modern one - in fact most scientific information on sleep has been gained in the last 25 years. This is a list of 20 very interesting facts about sleep. Facts 1 - 10 1. The record for the longest period without sleep is 18 days, 21 hours, 40 minutes during [...]