Parathyroid disease causes high or low calcium levels and is associated with cramping, as is thyroid dysfunction.

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Eli Lilly ( LLY - news - people )'s bone-building osteoporosis drug Forteo, or parathyroid hormone.

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Hartford, Connecticut: How Does Parathyroid Hormone Affect Changes in Bone Mass in Microgravity?

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Three-quarters have involved my specialty, endocrine surgery surgery for endocrine organs such as the thyroid, the parathyroid, and the adrenal glands.

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Trained as a surgeon, he developed parathyroid cancer just before his residency.

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Parathyroid and thyroid diseases are perhaps a more common cause of cramping in the hands and arms compared with other causes of cramping.

CNN: What causes leg cramps?

Parathyroid hormone is a measure of bone health.

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MicroChips' first trial will evaluate whether one implanted device, installed during a simple outpatient operation, can replace a year of daily injections of a generic version of Eli Lilly's bone-building osteoporosis drug Forteo, or parathyroid hormone.

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In a paper in the Journal of Immunological Methods, Wendy Dittmer of Philips claims to have achieved a 100, 000-fold increase in detection speed by hurrying magnetically tagged molecules of parathyroid hormone towards the spin valve with an electromagnet instead of allowing them to diffuse there.

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