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thyroid hormone resistance

Why TSH Testing is Not Enough and Why you Should Check your Body Temperature

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Most doctors, including endocrinologists, rely on a standard thyroid test, TSH, to screen for thyroid problems. This test measures Thyroid Stimulating Hormone (TSH), a pituitary hormone whose function is to stimulate thyroid hormone production by the thyroid gland. When thyroid hormone production goes down, TSH goes up. There is a range of TSH levels that is considered normal. For most doctors, TSH is the only diagnostic test for hypothyroidism that they use and the most sensitive marker of peripheral tissue availability of thyroid hormone. If TSH is within a normal range, most doctors will “rule out” thyroid problems as