Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
The human brain has the capacity to store everything that you experience.
4k
It takes about 20 seconds for a red blood cell to circle the whole body.
102
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
The human brain doesn't stop developing until about 25 years old.
102
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118