Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Your heart will pump about 212 million liters in its lifetime.
26
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
The average sperm cell swims at 8 inches per hour.
76
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The largest cell in the human body is the female egg and the smallest is the male sperm.
682