The average person's skin weighs twice as much as their brain.
131
Your heart will pump about 212 million liters in its lifetime.
26
A human being loses an average of 40 to 100 strands of hair a day.
133
The human body contains over a billion miles of DNA.
147
There's 100 trillion good bacteria living in your body.
17
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
The human brain doesn't stop developing until about 25 years old.
102