If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
Men fall in love faster than women do.
32
Babies cry but they don't produce tears until one to three months after birth.
238
Babies crawl an average of 200m a day.
212
Women end up digesting most of the lipstick they apply.
110
Forty percent of Americans have never visited a dentist.
33
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82