Healthology, Inc.: Thyroid Health
- Features videos and articles on hyperthyroidism.
- http://www.healthology.com/focus_index.asp?b=healthology&f=thyroid

Factitious Hyperthyroidism
- Henry Ford Health System presents the risks, signs and prognosis of this disorder, which results from taking large amounts of thyroid hormone.
- http://www.henryford.com/body.cfm?id=46332&action=detail&aeproductid=Adam2004_1&aearticleid=000309

eHealthMD: What Is Hyperthyroidism?
- Explains thyroid hormone and how it affects the metabolism. Includes an overview of Graves' Disease, diagnostics and a glossary of terms.
- http://www.ehealthmd.com/library/hyperthyroidism/HYE_whatis.html

MedicineNet: Hyperthyroidism
- Articles discuss excess hormones, also known as thyrotoxicosis, causes, regulation, medication and include doctor's responses.
- http://www.medicinenet.com/hyperthyroidism/

Diagnose-Me: Condition: Hyperthyroidism
- Describes risk factors and diet suggestions. Also includes a glossary.
- http://www.diagnose-me.com/cond/C16780.html

DrKoop.com: Hyperthyroidism
- Definition, causes, incidence and risk factors, with illustrations.
- http://www.drkoop.com/ency/93/000356.html

HealthSquare: Hyperthyroidism
- Find out about tests and treatment, including tips on self-care and diet.
- http://www.healthsquare.com/mc/fgmc2800.htm

Health World: Hyperthyroidism
- Brief article by David L. Hoffmann B.Sc. which includes natural remedies that may help to reduce symptoms.
- http://www.healthy.net/scr/article.asp?id=1799

eMedicine Health: Thyroid Storm
- Provides an overview, symptoms, and treatment for this medical condition, which is associated with very high levels of thyroid hormones.
- http://www.emedicinehealth.com/articles/52021-1.asp

InteliHealth: Hyperthyroidism
- Harvard Medical School's Consumer Health Information describes thyroid gland function, causes, symptoms and prognosis.
- http://www.intelihealth.com/IH/ihtIH?t=9513&p=~br,IHW|~st,24479|~r,WSIHW000|~b,*|

Molly b.'s Thyroid Pages
- Personal experience with multinodular goiter, thyroid cyst, symptoms and treatment. Includes an FAQ and a poll.
- http://thyroid.trishs.net/

The Merck Manual: Hyperthyroidism
- An in-depth summary of causes, symptoms, diagnosis and treatment.
- http://www.merck.com/pubs/mmanual/section2/chapter8/8d.htm

Endocrine Web: Hyperthyroidism
- This introduction features common symptoms, signs, causes, diagnosis and treatment.
- http://www.endocrineweb.com/hyper1.html