On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
It takes approximately 12 hours for food to entirely digest.
93
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Tigers can see 6 times better at night than humans.
305
We share 70% of our DNA with a slug.
218
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
The human sigh acts as a physiological reset button.
23
The world's shortest man measures only 21.5 inches.
73