The human brain is more active during sleep than during the day.
28
Human thigh bones are stronger than concrete!
63
The human brain is insensitive to pain.
76
Taphephobia is the fear of being buried alive!
44
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Each nostril of a human being register smell in a different way. Smells that are made from the right nostril are more pleasant than the left.
38
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
An average adult produces about half a liter of flatulent gas per day, resulting in an average of about fourteen occurrences of flatulence a day.
8