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Heart Attack
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Illustration of the heart
What is a heart attack Overview A heart attack occurs when blood flow to the heart is blocked Without blood and the oxygen it carries part of the heart starts to die A heart attack doesn t have to be deadly Quick treatment can restore blood flow to the heart and save your life
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Most of us think about the positive health effects we ll benefit
Most of us think about the positive health effects we ll benefit from when we quit smoking Better breathing less risk of heart attack stroke and cancer improved circulation
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The parts of your heart The heart works like a pump Your heart has thick walls It s divided into two sides right and left Each side has an upper section and a lower section Doctors call these
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What is Heart Disease Heart disease cardiovascular disease is an abnormal organic condition of the heart or of the heart and circulation It is a general term referring
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Cardiac Arrest A cardiac arrest or circulatory arrest is the abrupt cessation of normal circulation of the blood due to failure of the heart to contract effectively during systole The resulting lack of blood supply results in cell death from oxygen starvation Cerebral hypoxia or lack of oxygen supply to the brain causes victims to lose consciousness and to stop
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HEART TONIC CHI The heart is considered to be the primary organ in the body because it regulates and controls the circulation of blood which is the life force of the body The heart s main function is
Simulated heart attack
My hand was the quot heart muscle quot and the bulb is the quot heart chambers quot Inflate cuff until it cuts off the circulation to the hand and then stops me pumping the quot heart quot It was painful too Interesting to see the change in colour of my hand as well
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What happens during a heart attack A blocked coronary artery leads to heart damage Doctors call a heart attack an acute myocardial infarction or AMI
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But the heart is not the only organ affected this way Another common site of problems are the arteries leading to the brain Below is a picture of the base of a health human brain The arteries to the brain are very small here and clear very difficult to see in fact The arrows are pointing them out To see them clearer here is a close up shot of these arteries
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Sometimes the artery involved is a coronary artery one that supplies the heart with the blood it needs to function Below is a picture of a coronary artery attached to the heart If we look at a close up view of the artery
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of 1 900 heart attack victims found that those who drank the most tea before their heart attacks about 19 cups a week were 44 percent less likely than nondrinkers to die in the three to four years afterward That work led by Dr Kenneth Mukamal assistant professor of medicine at Harvard Medical School appeared in the American Heart Association journal Circulation
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the blood hypoxia and hypoxia seems to have an effect making fat stick to artery walls Eventually over time arteries can become totally blocked with fat as seen in the slide below As in the case with a clot blood cannot get through and the body part that was contingent on that blood supply for survival is lost If this artery lead to your heart as in the case
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In most people the left coronary artery is bigger than the right Coronary arteries feed the heart itself The left coronary artery has two main branches One is called the left anterior descending artery or LAD It supplies most of the
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If you compare this artery to the one below you can see the blood clotted blocking the blood flow to whatever organ or tissue this artery was leading to Without being able to get circulation that tissue will literally
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If we look at a close up view of the artery we see the blood clotted and blood flow to the section of the heart that this artery was supplying was cut off What will result is that a portion of the heart muscle that was
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poor circulation resulting from cholesterol deposits can cause strokes loss of circulation in fingers and toes and impotence Get Active Routine physical activity is highly recommended and helpful in controlling obesity Try to perform 30 minutes of moderate physical
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