Iron status testing

Understanding iron status testing, including ferritin, serum iron, and transferrin saturation, to identify deficiencies or overload that can impact energy, performance, and overall men's health. Proper iron levels are essential for oxygen transport, hormone production, and optimal physical performance.

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The essentials for iron status testing — then explore the latest posts below.

Athlete biomarker testing for longevity: The lab numbers that keep men performing longer

Athlete biomarker testing for longevity: The lab numbers that keep men performing longer

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 19, 2026 · 12 min read

For longevity-focused men who train, repeating key labs, especially HbA1c (a three month average of blood sugar) and ApoB (the number of atherogenic particles that can enter artery walls), can reveal early metabolic drift and cardiovascular risk before performance drops or disease shows up. Pair those with iron, inflammation, and hormone and recovery markers to ...

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