For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266
Our Right Lungs takes more air than our left lung.
194
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149