Add Yahoo as a preferred source to see more of our stories on Google. Doctors have long touted iodine as vital for healthy thyroid function, but researchers have recently discovered that not all forms ...

New research reveals many prenatal vitamins don't contain enough of the nutrients that are essential for a healthy pregnancy, while others contain harmful levels of toxic metals. The study checked the ...

Iodine is essential for proper thyroid function—and your thyroid gland does a lot. It regulates your metabolism, supports your heart and nervous system, and impacts basic bodily functions, like ...

Ever since manufacturers began adding iodine to salt in the 1920s, deficiency in this trace element has been relatively rare. And that's a really good thing, considering that iodine is an essential ...

WASHINGTON, DC — Median levels of iodine among women of reproductive age in the United States have declined significantly in the past two decades, while levels among pregnant women have remained below ...

"A century ago, much of northern America was known as the goiter belt," said The Economist. A lack of natural iodine in the soil and water, and an iodine-poor diet, led to the "characteristic neck ...