Australian researchers have discovered for the first time that reduced heart rate variability – or changes in heart beat timing – best predicts cognitive disturbances, such as concentration difficulties commonly reported ...
Nov 15, 2012
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An experimental device converted energy from a beating heart to provide enough electricity to power a pacemaker, in a study presented at the American Heart Association's Scientific Sessions 2012.
Nov 4, 2012
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Canadian scientists have determined that routine electrocardiogram (ECG) results for patients with atrial fibrillation (AF)—the most common form of irregular heart beat—can help doctors identify those at higher risk of ...
Oct 28, 2012
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University of Iowa researchers have previously shown that an enzyme called CaM kinase II plays a pivotal role in the death of heart cells following a heart attack or other conditions that damage or stress heart muscle. Loss ...
Oct 11, 2012
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Scientists at the Gladstone Institutes have revealed the precise order and timing of hundreds of genetic "switches" required to construct a fully functional heart from embryonic heart cells—providing new clues into the ...
Sep 13, 2012
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Patients admitted to hospital with obstructed heart arteries were three times more likely to experience complications when they were in hospital if they felt they were not in control of their condition, according to research ...
Sep 13, 2012
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(Medical Xpress) -- In a two-day-old mouse, a heart attack causes active stem cells to grow new heart cells; a few months later, the heart is mostly repaired. But in an adult mouse, recovery from such an attack leads to classic ...
Jul 31, 2012
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Blood flow to the heart often is interrupted during a heart attack or cardiac surgery. But when blood flow resumes, the heart may still falter. That's because collateral damage can occur as blood re-enters the heart, potentially ...
Jul 11, 2012
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An observational study that examined the comparative effectiveness of rhythm control vs. rate control drug treatment on mortality in patients with atrial fibrillation (a rapid, irregular heart beat) suggests there was little ...
Jun 4, 2012
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Cardiomyocytes, the workhorse cells that make up the beating heart, can now be made cheaply and abundantly in the laboratory.
May 28, 2012
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