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  1. Heart - Wikipedia

    In humans, the heart is approximately the size of a closed fist and is located between the lungs, in the middle compartment of the chest, called the mediastinum. [4]

  2. Mass of a Human Heart - The Physics Factbook

    The mass of a human heart is between 200–450 g, however approximately 300 g. However, this number can be extremely varied when the heart is diseased. A diseased heart can sometimes weigh as …

  3. The human heart: Facts about the body's hardest-working muscle

    Jun 27, 2025 · Heart symbols in cartoons and emoji do not look like an actual human heart. In reality, the heart is more spherical in shape, except it's narrower at the bottom than the top.

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  4. Heart | Structure, Function, Diagram, Anatomy, & Facts | Britannica

    Dec 6, 2025 · Where is the heart located in the human body? In humans, the heart is situated between the two lungs and slightly to the left of center, behind the breastbone. It rests on the diaphragm, the …

  5. Does a human heart have mass? True/False - CK-12 Foundation

    Yes, a human heart does have mass. On average, the heart of an adult male weighs about 280-340 grams, and the heart of an adult female weighs about 230-280 grams.

  6. Anatomy/Cardiovascular System - Wikiversity

    The adult heart is approximately the size of a fist and weighs between 250 and 350 grams. [1] It is located in the medial compartment of the mediastinum (see also thorax). The heart extends obliquely …

  7. What Is the Weight of the Human Heart? Size, Weight, and Fun Facts ...

    Aug 14, 2025 · The average human heart weighs between 250 to 350 grams (about 9 to 12 ounces). That’s roughly the weight of a large apple or a small grapefruit. But that number isn’t the same for …

  8. How Big Is My Heart? Size, Weight, and What It Means

    Dec 13, 2025 · The average adult male heart weighs between 280 and 340 grams, whereas the average adult female heart typically weighs between 230 and 280 grams. This difference means the female …

  9. Heart Human Anatomy Facts - Liv Hospital

    We will explore seven essential facts about its size, shape, and anatomy.Discover real facts about the heart human structure, size, and how it functions. The heart’s size is often compared to a fist, …

  10. Heart Anatomy, Function, and Blood Circulation - WebMD

    Aug 22, 2024 · Learn about the anatomy of the heart and how its chambers, valves, and vessels work together to maintain effective blood circulation throughout the body to sustain life.