Heart Failure Linked to Gene Variant Affecting Vitamin D Activation, University of Michigan Study  
12/2/2009 7:35:03 AM

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University of Michigan -- Previous studies have shown a link between low vitamin D status and heart disease. Now a new study shows that patients with high blood pressure who possess a gene variant that affects an enzyme critical to normal vitamin D activation are twice as likely as those without the variant to have congestive heart failure.