NEAT Calculator (Non-Exercise Activity)
Energy from everything that isn't sleeping, eating or sport — the most underrated lever in daily expenditure.
Levine's overfeeding experiments found NEAT differences of up to 2,000 kcal/day between individuals — fidgeters resisted fat gain that sitters stored. NEAT is also the component that quietly drops when people get tired or busy, which is why measured TDEE falls even when workouts continue.
Formula
For general information only — not medical or training advice. Estimates vary between individuals; consult a qualified professional before changing your exercise or nutrition routine.
Energy from everything that isn't sleeping, eating or sport — the most underrated lever in daily expenditure. The NEAT Calculator (Non-Exercise Activity) is a free, private neat calculator tool — every result computes instantly in your browser with no sign-up and no data upload.
About NEAT Calculator (Non-Exercise Activity)
Levine's overfeeding experiments found NEAT differences of up to 2,000 kcal/day between individuals — fidgeters resisted fat gain that sitters stored. It applies NEAT ≈ Σ (MET above sitting × weight × hours). Use the NEAT Calculator (Non-Exercise Activity) to get an instant, clearly-explained result with the working shown step by step — free, private and with the source method cited.
How to use NEAT Calculator (Non-Exercise Activity)
- 1Enter your details in the NEAT Calculator (Non-Exercise Activity) input fields above.
- 2The result updates instantly with the working and reference bands shown.
- 3Adjust any value to explore how it changes the outcome — it's free and unlimited.
Why use NEAT Calculator (Non-Exercise Activity)?
- ✓Instant neat calculator result that recomputes as you type — no waiting, no page reloads
- ✓100% client-side: your health data never leaves your browser
- ✓Shows the actual formula and your numbers substituted in, so you can see exactly how the result is reached
- ✓Based on published, citable sources (Levine JA et al., Science 1999;283:212-4)
- ✓Free forever with no sign-up, account or app install
Frequently asked questions
How does the NEAT Calculator (Non-Exercise Activity) work?+
Levine's overfeeding experiments found NEAT differences of up to 2,000 kcal/day between individuals — fidgeters resisted fat gain that sitters stored. The calculation uses the formula: NEAT ≈ Σ (MET above sitting × weight × hours). Everything runs instantly in your browser as you type — your inputs are never uploaded.
Is the NEAT Calculator (Non-Exercise Activity) accurate, and what is it based on?+
The method is traceable to authoritative sources, including Levine JA et al., Science 1999;283:212-4; Ainsworth Compendium 2011 — MET values for standing, walking, chores. Results are estimates — individual variation always applies, so treat the output as a well-grounded starting point.
Is the NEAT Calculator (Non-Exercise Activity) free and private?+
Yes. It's completely free with no sign-up, and all computation happens locally in your browser, so none of your health data ever leaves your device.
Can I use this for medical decisions?+
This tool is for general fitness information only, not medical or training advice. Consult a professional before changing your routine.
What can I use the NEAT Calculator (Non-Exercise Activity) for?+
It's commonly used for neat calculator, non exercise activity thermogenesis, fidgeting calories. Energy from everything that isn't sleeping, eating or sport — the most underrated lever in daily expenditure.
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