Optimizing Thyroid Function: A Deep Dive into the FT3/rT3 Ratio
Thyroid health is pivotal in regulating metabolism, energy production, and numerous physiological processes. Traditional thyroid function tests often focus on Thyroid-Stimulating Hormone (TSH) levels, followed by a “reflex test” to measure Free Thyroxine (FT4) if the TSH is out of …
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