Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Babies crawl an average of 200m a day.
212
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Only humans shed emotional tears.
331
Your thumb is about the same size as your nose.
124
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The human brain is more active during sleep than during the day.
28
The human eye blinks an average of 4,200,000 times a year.
233