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What is some key information about the heart?

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Quick Answer

The heart is the body's hardest working muscle, according to The Library of Congress. A person can experience over 3 billion heartbeats in a lifetime. At every heartbeat, around 2 ounces of blood are pumped out; this leads to at least 2,500 gallons of blood being pumped every day.

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Full Answer

A man's heart usually weighs around 10 ounces, while a woman's heart weighs about 8 ounces. Men and women also tend to go through different and less overt heart attack symptoms, states WebMD. Women are more likely to experience shoulder aches, nausea and indigestion instead of the widely known chest pain.

The average heart is slightly larger than the size of a person's fist, explains Health magazine. It starts beating around 22 days after conception. A common misconception is the heart is located on the left side of a person's chest. It is actually found in the middle of a person's chest but feels as if it is slightly tilted because the biggest part of the organ is on the left side. A heart condition called dextrocardia occurs when a person's heart is found on the right side of the chest.

A healthy adult's heart can beat from 60 to 100 times per minute while resting, reports Jaimie Dalessio for Everyday Health. Resting heart rates above or below normal, also known as tachycardia and bradycardia respectively, tend to be signs of heart issues.

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