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Body · free course

Biomarkers

How you feel is a noisy signal — your bloodwork is a measurable one. This track teaches you to read the markers that actually matter for long-term health: what each number means, where the 'normal' range can mislead you, and how to turn a panel of results into a short list of things worth acting on.

11 lessons · about 74 minutes

  1. 01What a biomarker actually tells youObjective data over how-you-feel, and why 'normal' isn't the same as 'optimal'.5 min
  2. 02Metabolic health — the early-warning panelGlucose, HbA1c, insulin, HOMA-IR, and the trig/HDL ratio — catching insulin resistance early.7 min
  3. 03Cardiovascular lipids — beyond the basic cholesterol panelLDL/HDL/triglycerides vs the more informative particle markers, ApoB and Lp(a).6 min
  4. 04Inflammation, vitamins, thyroid & the routine panelshs-CRP, vitamin D, ferritin/iron, B12/folate, thyroid, and what CBC + CMP cover.7 min
  5. 05Acting on your results without overreactingHow to prioritize what's off, lifestyle vs medication, retest cadence, and keeping a level head.6 min
  6. 06Hormones — thyroid, sex hormones & cortisolThe thyroid panel, testosterone/estrogen/SHBG, and cortisol — what's worth testing, and when.7 min
  7. 07Metabolic deep dive — insulin resistance, the reversible storyFasting insulin, HOMA-IR, glucose, HbA1c, OGTT, the trig/HDL ratio, and uric acid — catching it early.8 min
  8. 08Advanced cardiovascular — ApoB, Lp(a) & the restWhy ApoB and Lp(a) can beat standard LDL, particle number/size, the omega-3 index, and homocysteine.8 min
  9. 09CBC, liver & kidney — the routine safety netThe CMP and CBC in plain English: eGFR, ALT/AST, electrolytes, and red/white cells & platelets.7 min
  10. 10Vitamins & minerals worth testing25-OH vitamin D, B12/folate, ferritin + iron studies, RBC magnesium — and how to read low vs high.7 min
  11. 11Getting tested & tracking trendsFasting prep, retest cadence (~3 months for what you're changing), at-home vs lab, and building a baseline.6 min