A human being loses an average of 40 to 100 strands of hair a day.
133
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22