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 ...

A trace element known as iodine plays a major role in our health, powering the thyroid gland to regulate metabolism. But a recent paper published in Nutrients reveals that "mild-to-moderate iodine ...

Iodine is a mineral that may help thyroid function. The human body does not naturally produce it, but it is found in some foods. A doctor may suggest an iodine supplement if they feel it will benefit ...

If you've always thought salt is just salt, it's time to rethink that. Here's what you need to know before your next sprinkle ...

Fears of a potential nuclear conflict or accident after Russia’s invasion of Ukraine are sparking a huge interest in iodine tablets, which can protect the body from some of the harmful effects of ...

The 13-year-old boy came to the clinic with a rapidly ballooning neck. Doctors were puzzled. Testing ruled out their first suspicion. But further tests pinpointed what they — and the boy — had been ...

Potassium iodide (KI) is a type of iodine a person may receive during a radiation emergency. It works by preventing the thyroid from absorbing a type of radioactive material. KI is a type of medical ...