free t4

  1. Nelson Vergel

    Free T3/Free T4 Ratio Linked to Metabolic Syndrome

    Free Triiodothyronine/Free Thyroxine Ratio rather than Thyrotropin is more associated with Metabolic Parameters in Healthy Euthyroid Adult Subjects. Park SY, et al. Clin Endocrinol (Oxf). 2017. Abstract OBJECTIVE: The interrelation between TSH, thyroid hormones, and metabolic parameters is...
  2. Nelson Vergel

    Dr Lynese Lawson: Beyond Testosterone Lecture

    PART 1 Nelson: Hello everybody, Nelson Vergel here with ExcelMale.com. I'm very happy to have Dr. Lawson from the Washington DC area. She's a long term friend of Excel Male and the work we do with men's health and testosterone replacement therapy, among other things. Dr. Lawson is the founder...
  3. Nelson Vergel

    Thyroid Tests and What They Mean

    From Auburn University. THYROID FUNCTION TESTS Thyroid Stimulating Hormone (TSH): The thyroid stimulating hormone (TSH) assay measures the concentration of thyroid stimulating hormone in the serum. TSH assays have been classified by "generation" based on the functional sensitivity of the...
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