This practical troubleshooting guide addresses all thyroid disorders, including under active, over active, goitre, thyroid nodules, thyroid cancer, and disorders leading to infertility. Patients will discover that thyroid conditions are most often caused by immune system disorders, and armed with this knowledge they can seek out the most appropriate treatments. Thyroid sufferers will find important information such as how to lose weight easily despite having a thyroid problem; which chemicals damage the thyroid and how to protect against them; and, why some people need two types of thyroid hormone, but are generally only offered one. Including illuminating case histories, a special section for pregnant women, and an essential eating and nutrition plan, this is an authoritative manual for total thyroid health.