The world's shortest man measures only 21.5 inches.
73
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
On average, there's 100 billion neurons in the human brain.
83
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
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
The human eye blinks an average of 4,200,000 times a year.
233