Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
Couples' personalities converge over time to make partners more and more similar.
235
The human eye blinks an average of 4,200,000 times a year.
233
People who drink coffee are less likely to commit suicide than people who don't.
268
If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
109
The average person eats almost 1500 pounds of food a year.
157
The best recorded distance for projectile vomiting is 27 feet.
71
The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
10