Babies crawl an average of 200m a day.
212
Only humans shed emotional tears.
331
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
The human body contains over a billion miles of DNA.
147
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
