Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Your body is creating and killing about 2.4 million red blood cells per second.
17
Music has the ability to repair brain damage and return lost memories.
62
The average sperm cell swims at 8 inches per hour.
76
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
The average human body contains enough iron to make a small nail.
50
Human thigh bones are stronger than concrete!
63
One or two alcohol drinks a day can be anti-inflammatory.
75