Have you ever wondered i beg your pardon of her organs is the heaviest? If friend guessed your mind or lungs, you room wrong.

You are watching: What is the heaviest internal organ in the human body?

The largest organ that the human being body is the skin. Yes, the skin is one organ. And it no only is composed of the outer layer we deserve to see, but has a full of three layers: the epidermis, the dermis and the subcutaneous organization (hypodermis). The thickness of the skin different throughout the human body – for example, it’s thin underneath the eyes and also thick ~ above the soles of her feet.


So, how much go our largest organ weigh? according to The journal of Investigative Dermatology the skin of many adults weighs about 10kg, depending on factors such as gender, weight and also age. If you were to spread out the skin out on a flat surface, it would cover around 2m².

But what around your interior organs? Here’s a breakdown of how much lock weigh. Keep in mind that these figures will different from human to person.


1.The liver

A healthy adult liver deserve to weigh as much as 1.6kg, which renders it the largest solid, non-porous body organ in the body. It’s about the size of a rugby ball. The liver stop 10% of the body’s blood and also pumps nearly 1.5l every minute.

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2.The brain

The adult human brain accounts because that 2% the our complete body weight and weighs around 1.5kg, once again relying on one"s size and age. There"s an recurring debate around the link between brain size and also intelligence. A variety of studies have actually reported middle correlations between mind size and also intelligence.

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3.The small and big intestines

Your intestines are not only reasonably heavy, but additionally quite long. The little intestine weighs roughly 2kg and also is 7m long, while the huge intestine weighs 1.5kg, however with a size of only 1.5m. Although the big intestine is shorter, it"s called the big intestine since of that diameter of about 7cm.

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4.The heart

Your heart is a fist-sized, hole muscle that weighs between 300g and also 350g. The dimension of her heart coincides with the dimension of her fist. Her heart pumps between 5l and 7l that blood every minute with your veins – which for such a relatively small organ is impressive.

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5.The kidneys

Each kidney weighs anything between 150g and also 300g, once again depending on your age and also size. This way that an average kidney weighs about the same as a mobile phone. Your kidneys have the right to filter as much as 1 500l of blood daily.

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The lungs

The complete weight of her lungs (“pulmo”) is around 1kg. This spongy, cone-shaped offal process much more than 10 000l of air per day. The ideal lung is slightly bigger 보다 the left lung. The best lung has actually three lobes and also the left lung just two.