After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
The average sperm cell swims at 8 inches per hour.
76
A human being loses an average of 40 to 100 strands of hair a day.
133
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
There's 100 trillion good bacteria living in your body.
17
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Within three days of death, the enzymes that once digested your food begin to eat you.
22
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217