How common is thyrotoxicosis? Thyroid disease tends to be commoner in women than men (up to 10 times more). Thyrotoxicosis can occur at any age and there is…

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Thyroid disease can cause persistent xerostomia (dry mouth). In fact, while there are many causes of dry mouth, one study found that about half of people who are…

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Papillary thyroid cancer, which is the most common type of thyroid cancer, makes up about 80% of all cases of thyroid cancer. It is one of the fastest…

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Definition. These chemicals (mostly peptides) are produced by specific cells (neurosecretory cells) situated mainly in the hypothalamus and transported to the anterior pituitary gland. There they stimulate or…

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The hypothalamus produces a polypeptide hormone known as antidiuretic hormone (ADH), which is transported to and released from the posterior pituitary gland. The principal action of ADH is…

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Low testosterone does not cause infertility. Sperm production is actually stimulated by hormones other than testosterone. Testosterone is required for sperm production, but the level in the testes…

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For this test, you collect a sample at home and mail it back to a lab. Some testosterone test kits require saliva sample collection, while some need a…

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The best way to determine if you have a thyroid condition is to consult your physician as soon as possible. Your doctor may conduct a TSH (thyroid-stimulating hormone)…

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Thyroid cancer develops when cells change or mutate. The abnormal cells begin multiplying in your thyroid and, once there are enough of them, they form a tumor. If…

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Subclinical hypothyroidism is defined as a thyroid stimulating hormone (TSH) level of 4.6 to 10 mIU/L. A normal TSH level is 0.4 to 4.0 and full-blown hypothyroidism is…

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