The heart is the human body's hardest working organ. Throughout life it continuously pumps blood enriched with oxygen and vital nutrients through a network of arteries to all tissues of the body. To perform this strenuous task, the heart muscle itself needs a plentiful supply of oxygen-rich blood, provided through a network of coronary arteries. These arteries carry oxygen-rich blood to the heart's muscular walls (the myocardium).
A heart attack (myocardial infarction) occurs when...
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Why do people have a heart attack and why can't a doctor always tell who will have a heart attack? One of the best descriptions that I... Read more »
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Whenever something bad happens there is an irrational thought process that causes each of us to try to assess "blame". This is no different... Read more »
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How It HappensThe heart pumps blood enriched with oxygen and vital nutrients throughout the entire body by way of a network of arteries. The heart... Read more »
How It HappensA heart attack occurs when blood flow to the heart is blocked due to fatty material building up in the arteries and eventually closing... Read more »
If Americans cut just one gram of salt from their daily diet, there would be 250,000 fewer new cases of heart disease and more than 200,000 fewer... Read more »
If you are with someone who is experiencing these symptoms and cannot reach 911, drive them to the hospital immediately. If you are experiencing the... Read more »