thyroidpatientsca
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What happens when healthy people overdose Reverse T3? We learned in 1984.
One of the most common myths about Reverse T3 (RT3) thyroid hormone is that it blocks T3, impairs net T4-T3 conversion rates, or functions as a “metabolic brake.” No, that’s a RT3 myth that was debunked long ago, back in 1984. Introduction Certain experiments in the laboratory — in vitro — have suggested that RT3…
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World Thyroid Day 2025 patient video
To celebrate World Thyroid Day 2025, our patient-led nonprofit is sharing the documentary “Bye Bye Butterfly” by Canadian thyroid patient, filmmaker, and Thyroid Patients Canada board member, Kristine Thelle. Below the video, read Kristine’s story about making the video. Please share the video to spread awareness! My story By Kristine Thelle The reason I got…
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Antibody status may hide thyroid dysfunction under a normal TSH
This article is part of a series of examples that illustrate why a normal TSH cannot rule out thyroid disease or dysfunction. In a recent series of posts, I revealed the science revealing distortions in the HPT axis due to age and sex (See “Age bias may hide hypothyroidism under a normal TSH“). Antibody distortions…
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5 steps to individually-optimized thyroid therapy
Patients should not have to cross their fingers, wait, and hope for change. The hopes of hypo- and hyperthyroid patients focus on attaining individually-optimized treatment. Their hopes, wishes, and requests are not unreasonable. Effective treatment ought to alleviate symptoms and improve health outcomes. Relative changes in thyroid hormone doses have a measurable effect on certain…
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Four types of unstable thyroid function in the elderly
Diagnostic concepts like “subclinical hypothyroidism” have become cognitive barriers to understanding the adaptations and dysfunctions of the aging hypothalamus-pituitary-thyroid (HPT) axis. Thyroid diagnostic categories are usually based on whether TSH and FT4 are in range, above range, or below range, in relation to an age-blind reference range. These are convenient biochemical stereotypes. These stereotypes have…