It is possible to go blind from smoking too heavily.
50
Fingernails grow nearly 4 times faster than toenails.
31
‘Fracture putty’ is a material being developed that when packed in & around a bone fracture, provides full load bearing strength within days.
8
A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15
The average office desk has 400 times more bacteria than a toilet.
22
One quarter of the human brain is used to control the eyes.
43
A sneeze can travel as fast as 100 miles per hour.
43
Your body is creating and killing about 2.4 million red blood cells per second.
17