Amazing Facts About the Human Body

The human body is full of fascinating facts, some already discovered, some waiting to be discovered. It wouldn't be wrong to quote that the human body is the most fascinating and fantastic machine on the planet. We may not be aware about these various facts because we have never stretched the limits, but science has made it possible for us to dive nose fist into this pool of amazing facts about human body systems, each better than the previous one.

Amazing Facts About the Human Body System
There are thousands of these human body facts which are bound to leave you spell bound and wanting more. We have listed some of the most interesting ones for you below.

• The human head measures approximately one-quarter of the total body length at our birth, but one-eighth of the total body length by the time we reach adulthood.
• As adults we have fewer bones than what we had as babies. During infancy, there are 350 bones present in out body, but as we grow the bones fuse and by the time we reach adulthood, we are only left with 206 bones. Read more on how many bones are in the human body.
• The length of blood vessels in our body would sum up to about 60,000 miles if they are laid end to end. Around 2000 gallons of blood is pumped through these vessels every day.
• The human lung contains around 3000 million tiny blood vessels known as capillaries. If these blood vessels were laid end to end they could stretch over an area of 1500 miles.
• Skin is the largest organ in the human body. The skin of an adult man can cover an area of approximately 20 sq. ft.
• Talking about the cells, the largest cell in the human body is the female egg, while the smallest cell is the male sperm.
• A man's testicles produce around 10 million sperm cells every day. These are enough to repopulate the entire world within a period of 6 months
• The acids present in our stomach are strong enough to digest zinc. If our stomach was not capable of continuously producing new stomach lining, these strong acids would have digested our stomach. Read more on anatomy of human abdomen.
• Every one knows that the human brain is very sharp, but not many people know that a single cell of the human brain has the capacity to store as much information as the information in 5 Encyclopedia Britannica's. Read more on facts on the human brain.
• When it comes to supporting weight, the human bone has immense power. A single block of human bone, the size of a matchbox, has the capacity to support a whopping 9 tonnes.
• One of the most amazing facts about the human body is that it can give off heat enough to boil a gallon of water within half an hour.
• Although the human nose is not as sensitive as dogs, it can remember around 50,000 different scents with ease.
• Each of our fingernails and toenails take around 6 months to grow from its base to the tip.

These were some of the most amazing facts about the human body for kids and adults alike. You liked them! Didn't you? OK, you can also have a look at some of the most interesting facts about the nervous system and some of the most fascinating facts about the digestive system.

Useless Facts About the Human Body
If the amazing facts about the human body weren't enough, here are some more interesting facts about it. They may not be of much use for us, but that doesn't mean they are not interesting.

• Each square inch of human skin has approximately 32 million bacteria on it. Wait! You don't need to panic as most of them are harmless.
• Skin shedding is not restricted to animals, human beings also shed copious amounts of skin in form of skin flakes. In fact, every individual sheds around 40 lbs of skin throughout their lifetime.
• There are around 500,000 sweat glands on a pair of human feet, which can produce around a pint of sweat everyday.
• Although, all the organs of human body stop growing after we cross a particular age, the ears and nose continue growing.
• Interestingly enough, an average individual produces around 25,000 quarts of saliva in his lifetime. That can fill two average sized swimming pools.

These were just a few among the several not-so-useful facts about the human body. Read more on useless facts about the human body.

Some more facts about the different human body mechanisms:

• Respiratory System Facts
• Immune System Facts

There are bound to be mixed reactions after knowing about all these amazing facts about the human body. Some might feel excited about gaining this wonderful knowledge, while others may feel funny that they weren't aware about these facts all their life. These are just the ones that have been discovered. In course of time, we will come across several such facts which will leave us gaping.