Amazing Human Body Facts You Didn't Know about
By: Nandini Sharma
23 July 2025
Source: Google
20% of bodies oxygen and calories is used by
brain.
Nose
can differentiate a trillion different order.
If you stretched out all the DNA in your body, it would reach to the Moon and back multiple times.
Stomach acid
can dissolve razor blades, because its hydrochloric acid is extremely strong and chemically reactive with metals.
You produce about 0.5 to 1.5 liters of saliva every day.
Your bones are stronger than steel, the unique structure of bone gives it incredible tensile and compressive strength.
Your blood vessels would circle the Earth over twice if stretched out.
Your body contains enough iron to make a 3-inch nail.
The cornea is the only body part without a blood supply, getting oxygen from the air.
You shed 30,000-40,000 dead skin cells every minute.