It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
The human brain doesn't stop developing until about 25 years old.
102
Every year your body replaces 98% of your atoms.
119
Your thumb is about the same size as your nose.
124
Enamel is hardest substance in the human body.
61
Your heart will pump about 212 million liters in its lifetime.
26