It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
The average person falls asleep in seven minutes.
115
Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
30
95% of people feel uncomfortable when the TV volume is an odd number.
392
Approximately one-third of the population can't snap their fingers!
91
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
Children's sense of smell is better than adults'.
860
Women end up digesting most of the lipstick they apply.
110