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
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Only humans shed emotional tears.
331
On average, there's 100 billion neurons in the human brain.
83
You can't tickle yourself.
29
Babies crawl an average of 200m a day.
212
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
Our brains have a negativity bias and will remember bad memories more than good ones.
15