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Last updated on April 24, 2014 at 17:35 EDT

Latest Freida Lewis Stories

2012-09-05 02:32:55

DALLAS, Sept. 5, 2012 /PRNewswire-USNewswire/ -- For Freida Lewis, a simple fall almost turned deadly. (Photo: http://photos.prnewswire.com/prnh/20120905/DC67522) Like many people with atrial fibrillation, the most common type of heart rhythm disorder, Lewis was on blood thinners to prevent a stroke. When in atrial fibrillation, the upper chambers of the heart no longer contract. This allows blood to pool in the left atrial appendage. "The appendage is excess tissue that does not impact...