basic

Cunningham RMR Calculator (Athletes)

RMR for lean / athletic populations from lean body mass.

Compute resting metabolic rate (RMR) using the Cunningham equation, RMR = 500 + 22 · LBM (kg). Generally more accurate than Mifflin-St Jeor for trained / lean populations.

Priya Venkatesan By Priya Venkatesan
Published Last reviewed 1 min read

Inputs

kg

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

RMR = 500 + 22 · lean_body_mass_kg

In depth

Compute resting metabolic rate (RMR) using the Cunningham equation, RMR = 500 + 22 · LBM (kg). Generally more accurate than Mifflin-St Jeor for trained / lean populations.