Because the heart has its own electrical impulse it can continue to beat even when separated from the body, as long has it has a supply of oxygen
A woman’s heart typically beats faster than a man’s
Grab a tennis ball and squeeze it tightly: that’s how hard the beating heart works to pump blood.
The idea of a broken heart actually carries some weight. After experiencing an emotionally traumatic event your body releases stress hormones into the blood stream that can temporarily “shock” the heart and even mimic heart attack symptoms.
Every day, the heart creates enough energy to drive a truck 20 miles.
In a lifetime, that is equivalent to driving to the moon and back
The heart pumps blood to almost all of the body’s 75 trillion cells.
Only the corneas receive no blood supply.
The heart does the most physical work of any muscle during a lifetime.
During an average lifetime, the heart will pump nearly 1.5 million barrels of blood—enough to fill 200 train tank cars.
The blue whale has the largest heart weighing over 1,500 pounds
The more education you have, the lower your risk of heart disease
In spite of that, heart disease is still the greatest threat to your health
It has even been found in 3,000 years old mummies
Happiness, lack of stress, exercise, and a healthy diet will keep your heart healthy
In 1929, German surgeon Werner Forssmann examined the inside of his own heart by threading a catheter into his arm vein. This was the first cardiac catheterization, a now common procedure.
On December 3, 1967, Dr. Christiaan Barnard of South Africa transplanted a human heart into the body of Louis Washansky. Although the recipient lived only 18 days, it is considered the first successful heart transplant.
The number of heart attacks peaks on Christmas Day, followed by December 26th, and then New Year’s
You are also more likely to have a heart attack on Monday morning than any other time
A normal heart valve is about the size of a half dollar
The first heart cell starts to beat as early as 4 weeks
As we said earlier, happiness really does lead to heart health. And so does laughter. Laughing can send 20% more blood flowing through your body and it relaxes your vessel walls.
No one is exactly sure why the heart has historically been associated with love (many ancient civilizations associated it with emotions) but some historians attribute it to the Greeks
The first pacemakers plugged into the wall
A recent study by Swedish researchers showed that when a choir sings, their hearts rhythms synchronize