40% of people who are rejected in romantic love slip into clinical depression.
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
Two in five people in the world marry their first love.
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
There are more than 150 million sheep in Australia, and only some 20 million people.
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.