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 ...

Iodine is a disinfectant used in medical settings, and TikTokers are also putting it on zits. A dermatologist says it can be effective, but also lead to skin irritation and inflammation. He recommends ...

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 ...

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 ...

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 ...

Topical antiseptics such as hydrogen peroxide, iodine, or a combination of the two are not safe to inhale and not proven to treat respiratory infections, contrary to social media claims that breathing ...