Every hour one billion cells in the body must be replaced.
17
From the age of thirty, humans gradually begin to shrink in size.
1
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Your body is creating and killing 15 million red blood cells per second.
50
Taphephobia is the fear of being buried alive!
44
Panophobia is the fear of everything.
52
The average person who stops smoking requires one hour less sleep a night.
79