Add Yahoo as a preferred source to see more of our stories on Google. More than 100 years ago, Americans were becoming deficient in the mineral iodine. It was causing problems like swelling in the ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...

Adults aged 19 and above require around 150 mcg iodine each day. Requirements rise during pregnancy and breastfeeding, with ...

One of the main roles for the mineral iodine is to help manufacture thyroid hormones. And once upon a time in America — especially in the Great Lakes region — there were many cases of goiter, an ...