The average person's skin weighs twice as much as their brain.
131
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The human brain doesn't stop developing until about 25 years old.
102
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Enamel is hardest substance in the human body.
61
The human body contains over a billion miles of DNA.
147
Your thumb is about the same size as your nose.
124
Your heart will pump about 212 million liters in its lifetime.
26