I am learning about my body

Weight: diet structure >>> cardio
A1c/insulin: adiposity + food quality + activity, currently obscured by iron deficiency
Triglycerides: very responsive to activity/diet
LDL/ApoB: persistent baseline tendency + meaningful diet/activity modulation
Iron: vulnerable when intake falls / endurance rises
Liver: surprisingly responsive even without major weight loss


Number 1 – the body does move. The markers will move if given the right impulses. My body is not broken in any deep way. It definitely responds under the hood to the right pressures.

I think the biggest question has been to craft the RIGHT pressure for MY body.

1. Your weight seems much more diet-responsive than exercise-responsive
food structure → large weight effect
cardio → surprisingly modest weight effect

In your own data, fasting did not compensate for diet quality.

2. Your triglycerides are probably your fastest lifestyle-response biomarker

Look at this sequence:

Your TG appear very responsive to the overall combination of activity, carbohydrate quality, alcohol/food intake and metabolic fitness.

The 2024 marathon period gave you a TG/HDL ratio as low as 1.0. That’s a huge contrast with 3.8 in the bad-diet/IF period.

3. LDL behaves differently—and this is important

Your LDL history is remarkably persistent:

You spent years changing weight, keto, fasting, exercise and diet, and LDL frequently lived around

That suggests there is probably a fairly strong baseline component to your LDL phenotype that lifestyle modifies rather than completely determines. I wouldn’t call that proven genetic hypercholesterolemia from these numbers alone, but it’s unlikely that LDL is simply a reflection of whether you exercised last month.

So I would treat LDL/ApoB as its own project, rather than assuming weight loss or A1c improvement automatically fixes it.

4. Your glucose story is subtler than “you’re getting more diabetic”

fasting glucose has generally been pretty unimpressive

But there’s now a giant confounder: iron deficiency.

5. The iron timeline is probably the most clinically important experiment

6. Your liver may actually be the most encouraging result

Your current AST ALT are excellent liver-enzyme values.


Thing to doWhy / what your history suggestsSubsystems likely affected
Maintain a consistent calorie deficitDiet has moved your weight much more than large increases in cardio. Weight loss should also improve several downstream markers.Weight, A1c/insulin, BP, liver
Moderately low-carb dietYou seem to do well metabolically with carbohydrate restriction, but there’s no obvious need for extreme keto. Helps appetite control and triglycerides.Weight, A1c/insulin, triglycerides
High protein (~170–200 g/day)Improves satiety and helps preserve muscle during substantial weight loss.Weight, muscle/body composition, glucose
Strength train 2–3×/weekPreserves/increases lean mass while dieting and improves glucose disposal without requiring huge exercise volume.Weight/body composition, A1c/insulin, longevity
Moderate cardio 2–3×/weekYour 2024 high-cardio period produced your best TG/HDL phenotype. Cardio seems metabolically valuable even when it doesn’t reduce your weight.Triglycerides, HDL, A1c/insulin, cardiovascular fitness
Walk frequently / stay active dailyGives much of the insulin-sensitivity benefit without the recovery cost of marathon training.A1c/insulin, triglycerides, BP, weight
Don’t use marathon training as a weight-loss toolYou trained heavily . Huge exercise volume didn’t overcome your food/energy balance.Weight, recovery, iron
Keep red meat, but favor lean cutsCompletely eliminating it removes an efficient heme-iron source; fatty red meat can work against LDL goals.Iron, hemoglobin, LDL/ApoB
Favor olive oil, fish, nuts, avocado over butter/fatty meatYour LDL has repeatedly been high, including during dirty-keto periods. Fat quality matters.LDL, ApoB, cardiovascular risk
Avoid “dirty keto”Your 2013 keto phenotype had good TG/HDL but high LDL. Keto solved one lipid problem while leaving another.LDL/ApoB, triglycerides, weight
Use IF only if it makes eating less easierIF + poor diet in 2016 still produced TG Timing isn’t enough.Weight mainly
Replete ironYour iron stores went lowIron, hemoglobin, energy/exercise capacity
Don’t optimize around A1c alone until iron improvesIron deficiency can distort A1c. Glucose assessment
Consider CGM / post-meal glucose temporarilyWould tell you whether the issue is post-meal excursions rather than fasting glucose and avoids some of the current A1c ambiguity.A1c/insulin strategy
Prioritize ~25–30 lb of initial weight lossProbably your biggest single multi-system intervention. First milestone around 30 lessWeight, A1c, insulin, BP, liver, triglycerides
Keep alcohol lowYour ALT has improved from as high as despite remaining heavy. Protect that improvement.Liver, triglycerides, weight, BP
Improve sleep toward 7+ hoursPoor sleep makes appetite, insulin sensitivity, BP, recovery and weight control harder simultaneously.Weight, A1c/insulin, BP, recovery
Address possible sleep apneaIf present, improving sleep quality could be a surprisingly large metabolic and cardiovascular lever.BP, glucose, weight regulation, energy
Repeat LDL + ApoB after ~3 months of the optimized planYour LDL seems partly lifestyle-responsive but also persistently elevated across very different lifestyles.Cardiovascular risk
Get Lp(a) once if not already measuredHelps determine how aggressive you should be about lifetime LDL/ApoB exposure.Cardiovascular risk

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