Diabetes and Hormone Center of the Pacific Basic information about thyroid disorders. http://www.endocrinologist.com/thyroid.htm

European Euthyroid Project Examining the role of thyroid hormone in neurodevelopment. http://euthyroid.org

Thyroid Answers A resource for hypothyroid and hyperthyroidism information. Find the latest news on synthroid, and other treatments for symptoms. http://www.thyroidanswers.org/

Cambridge Scientific Abstracts A comprehensive overview of thyroid hormone, its role in the body and disorders associated with it, with links and key citations. http://www.csa.com/hottopics/thyroid/overview.html

Health Central - Thyroid Disorders Illustrations, definitions, causes, risk factors, symptoms, tests, and treatment. http://www.healthcentral.com/centers/OneCenter.cfm?center=Thyroid_Disorders

Thyroid History Contains articles of historical research and present studies. Includes diagnosis, treatment, and related diseases. http://www.thyroidhistory.net/

Thyroid Disease Support Center An introduction to Hashimoto's and Graves' Disease. Includes physician articles, medical studies, symptoms, dangers, and treatment of hypothyroid and hyperthyroidism. http://www.freewebs.com/thyroid/

eMedicine Health - Thyroid Problems Overview Consumer health information. Lists the causes, symptoms, tests, and treatment of thyroid illness. http://www.emedicinehealth.com/articles/13571-1.asp

MyThyroid.com Patient-centered resource by a physician from Toronto. Discusses the various diseases and their related complications. http://www.mythyroid.com/

Thyroid Lifecenter Explore news and online medical videos. Includes a weekly newsletter by a physician. http://www.thyroidlifecenter.com

Thyroid Manager Features a complete analysis of thyrotoxicosis, hypothyroidism, thyroiditis, nodules, cancer, and aspects of physiology. http://www.thyroidmanager.org/

The Merck Manual - Thyroid Disorders Covers the synthesis and release of hormones, the effects, and laboratory testing of thyroid function. http://www.merck.com/pubs/mmanual/section2/chapter8/8a.htm

The Hormone Foundation: Thyroid Information Contains an overview on hyperthyroidism, hypothyroidism, thyroid nodules, lifestyle issues and prevention. http://www.hormone.org/learn/thyroid.html

MedicineNet - Health and Medical Information on Thyroid Disease An in-depth look at this gland and its role in preserving health. http://www.medicinenet.com/thyroid/focus.htm

Endotext Comprehensive online source of information on endocrine diseases, directed to physicians. http://www.endotext.org/