When you take a step, you are using up to 200 muscles.
886
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Surgeons who listen to music during operations perform better than those who don't .
87
The human brain has the capacity to store everything that you experience.
4k
While 7 men in 100 have some form of color blindness, only 1 woman in 1,000 suffers from it.
50
The heart pumps about 1 million barrels of blood during an average lifetime!
30
Only 1 person in 2 billion will live to be 116.
49
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13