Pain occurs when sounds are above 130 db.
124
Our brains have a negativity bias and will remember bad memories more than good ones.
15
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Babies crawl an average of 200m a day.
212
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Human hair and fingernails continue to grow after death.
7
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