“Has thyroid disease become more common?” asks Josephine from Facebook. Here to answer is Dr. Alan Christianson, naturopathic medical doctor and author of NYT bestseller The Adrenal Reset Diet.

Thyroid disease is a common topic in today's age, and the frightening reason for this is that it is on the rise. In his answer, Dr. Christianson breaks down the rise in this condition and the different ways that it is proliferating.

For more from Dr. Christianson, check out his FREE Invisible Iodine Series.