The heart has a pretty big job. It feeds the entire body. With every beat it distributes life-saving oxygen and nutrients to vital organs and muscles.
It beats about 100,000 times a day and 35 million times a year.
You would think that with such a large responsibility, the heart must be pretty hefty. Actually, it doesn’t even weigh a pound. It’s about the size of a fist, and can fit snugly in the palm of your hand.
Clearly, size does not matter.
It might sound incongruous, but In order to pump blood, the heart needs a supply itself. Four major arteries feed the heart. But if the blood is blocked, a heart attack can ensue.
An invisible enemy
Without warning atherosclerosis or plaque, a composition of cholesterol, white blood cells, calcium and other inflammatory substances, can build up in the walls of the arteries. “The process for plaque
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