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There are few public health interventions that have produced the degree of benefit as iodized salt prophylaxis. It is a well-recognized intervention for the prevention of iodine deficiency disorders such as thyroid dysfunction, impaired mental and physical development, loss of energy, and prenatal and infant mortality. We are concerned, however, that this successful intervention may be compromised if emphasis is not placed on the beneficial role iodine plays in human health, particularly with respect to cardiovascular function.

In the ongoing debate on salt intake, blood pressure, and cardiovascular health,¹ no mention is made of the fact that a reduction in dietary salt intake may be at the expense of iodine intake. A declining trend in urinary iodine levels in the US population, estimated through the first and third National Health and Nutrition Examination Surveys (NHANES I and III),² appears to parallel the trend toward reduced discretionary salt usage.³ Furthermore, the . . . [Full Text of this Article]

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Hypothesis: dietary iodine intake in the etiology of cardiovascular disease.
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J. Am. Coll. Nutr. 2006;25:1-11.
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