The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
Medical research has found substances in mistletoe that can slow down tumor growth.
32
The tongue is the strongest muscle in the human body.
50
If you were to roll a lung from a human body and out flat it would be the size of a tennis court.
36
Laughing could dramatically improve your health – and be as good for you as a deep state of meditation, researchers have found.
28
