Comprehensive biomarker testing

Articles under this tag cover how to use broad lab panels to assess hormones, metabolic health, inflammation, cardiovascular risk, and nutrient status. Learn which biomarkers matter most for men’s performance and longevity, how to interpret trends over time, and how testing can guide training, nutrition, and TRT decisions.

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The essentials for comprehensive biomarker testing — then explore the latest posts below.

Men’s biomarker reports: What BMI ‘normal’ band means

Men’s biomarker reports: What BMI ‘normal’ band means

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 07, 2025 · 13 min read

Wearables, lab panels, and health apps are turning midlife checkups into data streams. Here is how smarter report optimization in men can turn those numbers into better energy, libido, and long-term health. “Most men now have more health data than their doctors had 20 years ago. The real win is not more testing, but turning ...

Essential biomarkers runners should track to run faster and avoid injury

Essential biomarkers runners should track to run faster and avoid injury

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 04, 2025 · 14 min read

Key biomarkers runners should track include iron status (ferritin, hemoglobin), vitamin D, key hormones (cortisol, testosterone), blood-sugar markers, and inflammation/recovery signals — and many clinicians flag ferritin below about 30–35 ng/mL as a red flag for depleted iron stores that can reduce oxygen delivery and performance. Here’s how to interpret the numbers, spot problems before ...

How to make the most of comprehensive biomarker testing for long-term health

How to make the most of comprehensive biomarker testing for long-term health

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 02, 2025 · 12 min read

To make the most of comprehensive biomarker testing, interpret the 100+ lab results as a multi‑marker pattern (for example, LDL cholesterol, triglycerides, C‑reactive protein, and blood pressure together) to better predict your 10‑year cardiometabolic risk than any single “high” or “low” number. Here’s how to translate that pattern into concrete choices about food, movement, sleep, ...

Normal range vs optimal: What labs actually mean for men

Normal range vs optimal: What labs actually mean for men

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 29, 2025 · 13 min read

Many men are told their blood work is “normal” even though they feel tired, softer, and off their game. Understanding optimal vs normal lab ranges can turn a frustrating dead end into a clear plan to feel and perform better. “When a lab report says ‘normal’, it mostly means you’re not in immediate danger. It ...

Gary Brecka gene test: What DNA methylation really tells you about your health

Gary Brecka gene test: What DNA methylation really tells you about your health

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 27, 2025 · 14 min read

DNA methylation tests measure methyl groups attached to cytosine at thousands of CpG sites and use algorithms (“epigenetic clocks”) to estimate biological age and population-level risk patterns, but they aren’t validated to diagnose disease or reliably tell you which supplements you “need.” Here’s how to read a Gary Brecka–style methylation report without overpaying for hype ...

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