Pain occurs when sounds are above 130 db.
124
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
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
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
On average, there's 100 billion neurons in the human brain.
83