Amazing Facts and Interesting Information About the Human Body

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A human body is composed of nearly billion to trillion cells and several other organs and organ systems. These organ systems are mainly involved in carrying out different types of specific functions essential for everyday living. To keep ourselves healthy and fit, we all should keep ourselves clean and tidy, exercise regularly and include a well-balanced diet.

Every year, the 7th of April is celebrated as World Health Day. This is organized by the WHO – World Health Organization, in order to bring awareness about our own health.

The most important and essential human body parts include the brain, heart, kidneys, liver and lungs. Apart from these, other vital organs also play a key role in keeping us alive, active and healthy.

 How much do we know about our body?

Let’s learn all about how our body works and other interesting human body facts, from head to toe.

Fact-No-1

The human heart weighs between 280 to 340 grams or less than 1 pound. The position of the heart in the human body is  just behind and slightly left of the breastbone and it is roughly the size of our own fist.

Fact-No-2

The tongue is the strongest muscle and the only organ of our body, which is able to heal more quickly from injury than compared to other parts of your body. It produces 1 to 1.7 litres of saliva in a day.

Fact-No-3

There are around 38 trillion cells in the human body, which are involved in carrying out different types of specific functions essential for everyday living.

Fact-No-4 

The amount of fat content present in the human body is equal to the total amount of fat used to produce seven bars of soap.

Fact-No-5 

Human teeth are almost hard as rocks and it is the one and the only body part which cannot repair themselves. The four different  types of teeth in human are – incisors, canines, premolars and molars.

Fact-NO-6 

Respiration is a biochemical process, which is carried out by all living organisms for their survival. The reaction of respiration is the reverse of photosynthesis. The oxygen which we inhale during respiration is a by-product of photosynthesis.

Fact-No-7 

The human nose functions similar to the air conditioning as it filters the air, which we breathe in, cools the warm air and vice versa.

Fact-No-8 

The only body organ which has no blood supply is the cornea in the eye and it receives oxygen directly from the air.

Fact-No-9 

Human blood is thicker than water and a single drop of blood contains 250 millions of blood cells. There are four blood groups – ABO blood group system, which includes A, B, AB and O type and it is determined by the presence and absence of antigens and antibodies.

Fact-No-10 

The liver is the largest gland in the human body, which performs over 500 functions to keep our body healthy.

Fact-No-11 

A human brain is filled with 80% of water and it works harder during the night while we are asleep than during the day when we are awake. Thus, we burn more calories while sleeping than we are awake.

Fact-No-12 

There are ten times more bacteria cells in our body, which are harmless. These bacteria are involved in performing a major role in different bodily functions.

Fact-NO-13 

Eyes are the second most complex organ after the brain. Compared to animals, only the human eye can see and recognize the different combinations of colors.

 Fact-No-14 

The weight of an adult human brain is 1.5 kg (3lbs) and it consumes energy more than any other organ. It consumes up to 20% of the total energy.

 Fact-No-15 

During respiration, we inhale very little amount of oxygen. The composition of oxygen in the air is 21% but our bodies need only 5% of it. 

Thus, we have seen a few amazing facts and interesting information about different organs in our body. To know more information related to the human body, check out this YouTube channel- https://www.youtube.com/watch?v=jqgzETEo4zs

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