Free T3 test
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Cardiovascular disease research should focus more on patients’ T3 levels than TSH
Science has already shown that at T3 is more important than TSH to the functional parameters of the cardiovascular system: At the molecular and tissue level, the T3 hormone directly affects the cardiovascular system in a myriad of important ways (see “Low T3’s effects on the cardiovascular system.”) Why, then, when researchers shift their focus…
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Interpreting Free T3 and Free T4 in therapy

Hypothyroidism is a thyroid hormone insufficiency, so it’s only logical to measure the success of therapy by the goal: T4 and T3 thyroid hormone sufficiency. Especially T3 sufficiency, the active hormone. Lab tests like Free T3 and Free T4 can indicate “relative” T3 and T4 sufficiency in bloodstream … but one has to carefully interpret…
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Why has TSH testing replaced thyroid hormone testing?
For two related reasons: Because it is mistakenly believed that oral doses of thyroid hormone can sufficiently replace the natural secretion of living thyroid gland tissue. It is mistakenly believed that adjusting TSH secretion within the statistical “normal” range will create and/or signify thyroid hormone health in an individual treated thyroid patient. The problem is……
