"Thyroid Disease: An Introduction" is a book that provides all the information that you could ever need on the thyroid. It explains what the thyroid is, how it works and what happens when something goes wrong. In addition to that information is also provided on the treatments that are available to help control the negative effects of thyroid disease. Thyroid disease seems to be affecting more and more individuals or it may be that more persons are going in to be diagnosed. Whatever the case may be, it is important to learn about the disease and to know the treatments that are available for it.