"A goiter is usually the earliest sign of low iodine intake," says Ward. "The salt that's added to processed commercial foods does not contain iodine—and since many Americans rely on processed ...

people are getting less iodine because of changes in diet and food manufacturing. Although most people are still getting enough, researchers have increasingly been reporting low levels of iodine ...

But today, people are getting less iodine because of changes in diet and food manufacturing. Although most people are still getting enough, researchers have increasingly been reporting low levels ...