You can only remember 4 things at a time.
31
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
The world's youngest parents were 8 and 9 and lived in China in 1910.
130
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
95% of people feel uncomfortable when the TV volume is an odd number.
392