The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
A human being loses an average of 40 to 100 strands of hair a day.
133
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
It has been shown that caffeine causes headaches when stopped suddenly and can cause morning headaches that are relieved by a dose of caffeine.
101
Midgets and dwarfs almost always have normal sized children.
54
The right lung takes in more air than the left.
30
If you cut a 'V' shape into your toe nails, you can prevent 'in-grown' toe nails.
22