But further tests pinpointed what they — and the boy — had been missing: iodine. A century ago, iodine deficiency affected ... stunted and had other symptoms of a syndrome once known as ...

Although most people are still getting enough, researchers have increasingly been reporting low levels of iodine in pregnant women and other people, raising concerns about an impact on newborns.

But further tests pinpointed what they—and the boy—had been missing: iodine. A century ago, iodine deficiency affected ... stunted and had other symptoms of a syndrome once known as ...

But further tests pinpointed what they — and the boy — had been missing: iodine. A century ago, iodine deficiency affected ... stunted and had other symptoms of a syndrome once known as ...