hs-CRP: Reading Inflammation Without Overreacting to It

hs-CRP is a powerful inflammation signal, but it's twitchy: a cold or a brutal training block can spike it. One high reading rarely means much on its own.

Unit · mg/dLStandard ♂ · ≤ 0.3

What it captures

High-sensitivity CRP detects low-grade systemic inflammation and is used as a cardiovascular-risk marker. Chronically elevated hs-CRP is associated with higher long-term risk.

But it's an acute-phase reactant: infections, injuries, and intense exercise raise it temporarily. The signal you want is the chronic baseline, not a one-off spike.

In enhanced context

  • Draw hs-CRP when you're well and not in a heavy training overreach to capture your true baseline.
  • A persistently elevated hs-CRP with no acute illness is the version worth discussing with a clinician.

FAQ

Why is my hs-CRP high?

Recent infection, injury, or intense exercise can spike hs-CRP temporarily. A single high reading is often transient. Persistent elevation when you're otherwise well is the meaningful signal and warrants follow-up.

Related: Ferritin · ApoB

hs-CRP in a specific context
hs-CRP for Longevity: Reading Your Inflammation Baseline When You're Optimizing

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Educational information only — not medical advice, diagnosis, or treatment, and not a recommendation about any medication or compound. Reference ranges are context estimates pending clinical review. Consult a physician about your results.