hormones
9 articles tagged hormones.
DHEA-S: What It Is and How to Read Your Level
What DHEA-S (DHEA sulfate) measures, why 'normal' ranges drop steeply with age and differ by sex, the referenced ranges, and how to track DHEA-S over time alongside other hormones.
Estradiol (E2): What It Is and How to Read Your Level
What estradiol (E2) measures, why a 'normal' level depends heavily on sex, menstrual-cycle phase, and menopausal status, the referenced ranges, and how to track estradiol over time.
Free T3: What It Is and How to Read Your Level
What Free T3 (free triiodothyronine) measures, the typical lab reference ranges, why 'optimal' is assay-dependent and debated, and how to track Free T3 over time with TSH and Free T4.
Free T4: What It Is and How to Read Your Level
What Free T4 (free thyroxine) measures, the typical lab reference ranges, why 'optimal' is assay-dependent and debated, and how to track Free T4 over time alongside TSH and Free T3.
PCOS Labs: The Hormone Panel Guide (Testosterone, DHEA-S, Glucose & More)
A plain-English guide to the PCOS hormone panel — what testosterone, DHEA-S, estradiol, fasting glucose, and HbA1c measure, why they're ordered, and how to track them with your clinician. Educational, not medical advice.
Perimenopause & Menopause Labs: Which Blood Tests Matter
A guide to perimenopause and menopause labs — estradiol, FSH, TSH, ferritin, glucose and the cardiometabolic markers worth tracking through the transition, and why hormone tests can mislead. Educational, not medical advice.
Testosterone: What It Is and How to Read Your Level
What total and free testosterone measure, the Endocrine Society's harmonized reference range, why 'optimal' depends on age and sex, and how to track testosterone over time.
How to Read a Thyroid Panel: TSH, Free T4, and Free T3 Explained
How to read a thyroid panel — what TSH, free T4, and free T3 measure, how clinicians interpret them together, and how to track your thyroid results over time. Educational, not medical advice.
TSH: What It Is and How to Read Your Level
What TSH (thyroid-stimulating hormone) measures, the reference ranges the American Thyroid Association and labs actually use, why the 'optimal' upper limit is debated, and how to track TSH over time.