vinces99 writes: Low vitamin D blood levels are linked to greater risk of heart disease in whites and Chinese, but not in blacks and Hispanics, according to a study appearing this week in JAMA, a journal published by the American Medical Association. Growing evidence has suggested that low blood levels of 25-hydroxyvitamin are associated with higher risk of developing coronary heart disease among whites. Few of these studies included substantial numbers of people from other races.The findings underscore the importance of designing medical research that includes a diverse ethnic and racial makeup of participants.
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