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Why Calorie Counting Fails—and How TDEE Creates a Precision Fat-Loss Blueprint

Why Calorie Counting Fails—and How TDEE Creates a Precision Fat-Loss BlueprintBy: Dr. Andreas Boettcher Published on: 16/01/2026

Learn what TDEE really is, why calorie counting fails, and how training-day vs fasting-day nutrition creates precision fat loss without hormonal damage.

NutritionFitness
Why Calorie Counting Fails—and How TDEE Creates a Precision Fat-Loss Blueprint

HRV and Testosterone: The Hidden Hormone Signal Men Over 40 Must Track to Reclaim Performance and Vitality

HRV and Testosterone: The Hidden Hormone Signal Men Over 40 Must Track to Reclaim Performance and VitalityBy: Dr. Andreas Boettcher Published on: 15/01/2026

Heart rate variability is the key biomarker men over 40 must track. Discover how HRV predicts testosterone, metabolic health, and performance — without drugs or TRT.

HormonesNutritionFitnessCase Study
HRV and Testosterone: The Hidden Hormone Signal Men Over 40 Must Track to Reclaim Performance and Vitality

DHT & Men’s Health: Finasteride, 5-Alpha-Reductase & Hormone Optimization

DHT & Men’s Health: Finasteride, 5-Alpha-Reductase & Hormone OptimizationBy: Dr. Andreas Boettcher Published on: 26/12/2025

Discover the truth about DHT, finasteride, and men’s hormones—and why real optimization starts with sleep, nutrition, minerals, and system-wide health.

HormonesNutritionSupplements
DHT & Men’s Health: Finasteride, 5-Alpha-Reductase & Hormone Optimization

The Thyroid–Testosterone Connection: How to Fix Hormones Naturally

The Thyroid–Testosterone Connection: How to Fix Hormones NaturallyBy: Dr. Andreas Boettcher Published on: 09/12/2025

Low testosterone is often a thyroid problem, not a testicular one. Discover how thyroid dysfunction crushes testosterone and the natural steps to restore both.

HormonesNutritionFitnessSupplements
The Thyroid–Testosterone Connection: How to Fix Hormones Naturally

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