Your thumb is about the same size as your nose.
124
The human brain has the capacity to store everything that you experience.
4k
One human hair can support 3 ounces.
191
The average sperm cell swims at 8 inches per hour.
76
Poor eyesight (myopia) is associated with higher IQ.
232
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Our Right Lungs takes more air than our left lung.
194
Yawns are more contagious among people with closer relationships.
163