What is World Iodine Deficiency Day?

World Iodine Deficiency Day, October 21st, raises concern about the role that iodine plays in the human body's health. The day is also known as Global Iodine Deficiency Disorders Prevention Day.

Iodine is a mineral that the body needs to produce thyroid hormones. These hormones play a role in several bodily functions, including heart rate, metabolism, body temperature, and muscle contractions. Thyroid hormones also influence the rate at which dying cells are replaced by cells. Any of these bodily functions are affected if the body doesn't get enough iodine.

Low iodine levels also result in::