The human body is a perplexing and astounding thing filled with organs, tissues, cells, and much more. The body is so perplexed that every single system works together to achieve one goal: life. Below are 10 amazing facts about the human body that you may not know!
1. While the brain is the origin of pain signals, the brain does not feel any pain.
The pain that comes from headaches are actually the surrounding tissues and nerves.
2. The lining of the stomach regenerates about every three days.
This is because of the extremely acidic conditions required to break down food.
3. The liver is the only organ in the body that can regenerate itself.
4. There are over 60,000 miles of capillaries in the body.
5. About 1% of all red blood cells in the body die everyday.
But don't worry! Our bodies produce red blood cells at a rate of about 3 million per second.
6. On average, one square inch of skin contains up to 650 sweat glands and 1000 nerve endings.
No wonder that tiny paper cut between your fingers hurt so bad!
7. At age 50, the ability to distinguish between different tastes declines.
8. The foot alone contains 26 bones.
Both feet combined contain about 1/4 of the bones in the entire body!
9.The average scalp loses 10-100 hairs everyday.
10. Hair color is determined by the amount of melanin in the hair matrix.
The amount of melanin depends on genetic, environmental, and hormonal factors. Grey hair is caused by a decrease in the amount of melanin being created. White hair is the result of no melanin being created.
