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Atrial Fibrillation May Have Link to Dementia, University of East Anglia Study  
3/8/2011 6:53:38 AM

WebMD -- March 7, 2011 -- An irregular heart rhythm called atrial fibrillation may raise the risk of dementia among stroke survivors, according to a new study. The study shows that among people who had survived a stroke, those with atrial fibrillation were 2.4 times more likely to develop dementia than those with normal heart rhythms.
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