On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
160
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
The average sperm cell swims at 8 inches per hour.
4
The human brain has the capacity to store everything that you experience.
4k
Your heart will pump about 212 million liters in its lifetime.
26
It takes about 20 seconds for a red blood cell to circle the whole body.
102
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
You forget 90% of your dreams.
256