The smallest human penis ever recorded was just 5/8 of an inch long!
77
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
Like fingerprints, everyone's tongue print is different!
71
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
The human brain is insensitive to pain.
76
Enamel is hardest substance in the human body.
61
You see your nose at all times, your brain just chooses to ignore it.
30
Your heart pumps about 2,000 gallons of blood each day!
53