The average American eats at McDonalds more than 1,800 times in their life.
52
Children's sense of smell is better than adults'.
860
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
In a lifetime, an average person walks the equivalent of 5 equators
177
A hard working adult sweats up to 4 gallons per day.
39
Intelligent people have more zinc and copper in their hair.
233