The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
Pain travels through your body at 350 ft. per second.
36
The skin on your lips is 200 times more sensitive than your fingertips.
345
More people have a phobia of frogs than rats.
41
Redheads require more anesthesia to 'go under' than other hair colors do.
51
Obsessive nose picking is called Rhinotillexomania.
101
The average tastebud lives only 10 days before it dies and is replaced by a new one.
15