Iodine in table salt: How a public health victory is becoming a victim of its own success

Iodine in table salt: How a public health victory is becoming a victim of its own success

This story is part of CBC Health's Second Opinion, a weekly analysis of health and medical science news emailed to subscribers on Saturday mornings. If you haven't subscribed yet, you can do that by clicking here.Whether it's kosher, Himalayan pink or

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