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Amazing Facts About the Human Body

1. The acid in the stomach is strong enough to dissolve zinc.
2. Bones are four times stronger than concrete.
3. The human body produces enough saliva in a lifetime to fill two swimming pools.
4. The nose can recognize and remember 50,000 different scents.
5. In 30 minutes, the human body gives off enough heat to bring a gallon of water to the boil.
6. There are 45 miles of nerves in the body.
7. More than half of the bones in the human body are found in our hands and feet.

Did you know?

• The human body has enough carbon to fill 1,000 pencils.
• Our hearts pump 2,000 gallons of blood each day.
• Humans sneeze at speeds of up to 100 miles per hour.
• Up to 60% of the human adult body is water.
• Humans have a daily water intake requirement: about 3 liters for adult males and 2.2 liters for adult females.
• There are 30 trillion red blood cells in the human body.
• An extensive network of 60,000 miles of blood vessels runs through the body.
• The human heart beats more than 30 million times a year.

Each fact demonstrates the remarkable nature of our bodies and the intricacies of human health. For more detailed information, the internal links will guide you to dedicated articles within the WikiMD.org knowledge base.