More people have a phobia of frogs than rats.
41
Clinophobia is the fear of beds!
30
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
The average person who stops smoking requires one hour less sleep a night.
79
In older people, memory is best early in the morning and then declines during the late afternoon.
33
In one day, adult lungs move about 10,000 litres of air.
11
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
The male fetus is capable of attaining an erection during the last trimester.
75