The Measured Athlete

See inside the athlete.

Physician-ordered blood panels that reveal what no scale, wearable, or coach ever can — then turn it into a plan. Before we build a single protocol, we look inside.

Every marker read by a physician · results become a plan, not a PDF

You can't out-train a deficiency.

Low iron or vitamin D quietly wrecks performance and recovery. Hormones and inflammation decide how an athlete adapts to training. None of it shows up on a scale, a watch, or a stat sheet — but it shows up here. We find it and fix it before we prescribe anything.

What we measure

70+ markers — up to 124. Every one read by a physician.

Iron & Ferritin

The #1 hidden limiter of endurance and recovery — especially in growing and female athletes.

Vitamin D

Drives strength, bone health, and immunity. Deficiency is silent and common.

Hormones

Testosterone, cortisol and more — how the body adapts to training and stress.

Inflammation

Markers that reveal whether the athlete is recovering or quietly breaking down.

Metabolic Panel

Kidneys, liver, glucose, electrolytes — the engine's core chemistry.

Complete Blood Count

Red and white cells — oxygen delivery, immune readiness, overtraining signals.

Built for the athlete · sex-aware

Two panels. Built for you.

The foundation

The Measured Athlete Panel

Iron, vitamin D, thyroid, blood count, metabolic and inflammation — the deficiencies that quietly cap performance.

The complete picture

FirstCall Elite Athlete Panel

Everything in the foundation plus the full hormone axis, bone turnover, deep iron, energy and micronutrient markers.

Sex-aware by design. The female builds add the markers generic testing skips — deeper iron & ferritin, energy-availability screening (RED-S), and cycle-relevant hormones. Fuel enough to perform, protect the engine.

It's a trend, not a snapshot

Watch it improve.

We re-test on a schedule, so bloodwork becomes a trend line — iron climbing, inflammation falling, hormones optimizing — right alongside the lean mass you're adding and your FirstCall Performance Index. Proof the work is paying off, from the inside out.

Order your panel.

Secure ordering through our physician dispensary. Choose your panel, get your draw, and your results come back to Dr. Petersen — who turns them into a plan.

Order on Journeys →
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Blood panels are ordered and results reviewed by a licensed physician for performance and wellness insight. This is not a diagnosis or a substitute for medical care. Testing fulfilled through Fullscript / Journeys.