Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
A human being loses an average of 40 to 100 strands of hair a day.
133
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 largest cell in the human body is the female egg and the smallest is the male sperm.
682
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
It takes approximately 12 hours for food to entirely digest.
93
The human eye blinks an average of 4,200,000 times a year.
233
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18