Your thumb is about the same size as your nose.
124
Your heart will pump about 212 million liters in its lifetime.
26
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
The average person will go on a date at least 100 times before they finally marry.
33
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
On average a woman has 4 sexual partners in her lifetime.
-143
It takes approximately 12 hours for food to entirely digest.
93