What Is NEAT? The 15% of Your Metabolism You're Ignoring
Your workouts ONLY burn about 5% of your daily calories.
Your everyday movement, the walking, the cleaning, the fidgeting, the trips up the stairs, burns about 15%. Three times as much.
That 15% has a name: NEAT, short for Non-Exercise Activity Thermogenesis. And if you've ever wondered how you can train hard and still not lose fat, this number is usually where the answer lives.
What is NEAT?
NEAT is every calorie you burn moving that isn't deliberate exercise. Walking to the store. Talking with your hands. Standing instead of sitting. Chasing your kids. Blinking, even.
You have roughly 15 waking hours outside the gym every day. NEAT is what your body does with them, and it varies enormously between people. Depending on how much your job and life keep you moving, two women with the same weight and same workouts can burn a four-digit calorie difference per day. Your one hour of training can't compete with that.
The sneaky part: NEAT drops when you diet
Here's why this matters so much if you've been dieting for years.
NEAT is the most adaptive part of your metabolism. When you cut calories, your body quietly turns it down. You fidget less, sit more, take the elevator without noticing. You feel a bit more sluggish and put less oomph into everything. It's subconscious, and it can quietly erase a big chunk of your deficit.
This is a huge piece of why "eating less" stops working, and it's the first thing I check when a client's fat loss stalls: her step count, before her training plan.
How many steps per day?
Fun fact: the famous 10,000 steps did start as marketing - a Japanese pedometer brand in the 1960s literally named itself "10,000 steps." But the number aged well: a large 2020 meta-analysis found that 8,000-12,000 steps per day was associated with significantly lower all-cause mortality compared to 4,000.
Lower risk of death from ANY cause. From walking.
The curve flattens after ~12,000, so more isn't better. 8,000-12,000 is the sweet spot; 10,000 is a fine target.
Want to know what your body actually burns per day?
The free OCS TDEE Calculator estimates your maintenance calories, including your activity, in under a minute.
Walking beats cardio for fat loss (here's why)
When women want to speed up fat loss, the instinct is more cardio, more HIIT, more sweat. But high-intensity work adds stress on top of a calorie deficit that's already a stressor - and it burns fewer calories over the week than a good step count does.
Walking is different. It burns mostly fat for fuel, it's zero-impact, it lowers stress hormones instead of adding to them, and it doesn't eat into recovery. Post-meal walks improve digestion and blood sugar. A morning walk with daylight sets up your sleep. It's the single most underrated tool in fat loss.
So the hierarchy looks like this:
Deficit comes from food, not from exercise
Steps carry your daily burn - aim for ~10,000, and watch them: step counts quietly drop during a diet
Lift to keep your muscle
Cardio and intensity for health and fitness, not as a calorie eraser
How to get your steps up (without "going for walks" all day)
Take the stairs. Park further away. Get off the bus a stop early. Walk during phone calls. A 5-10 minute lap after meals. Cleaning, gardening, playing with the kids - it all counts.
Two tips that do the heavy lifting for my clients: spread it across the day so it never depends on one big walk, and add 500-1,000 steps at a time - hit your new normal consistently before adding more. (And if you're short on time: walk faster. Sounds silly, works.)
Do this today
Open your phone right now and check today's step count. Whatever that number is, that's your real starting point.
Then pick one thing from the list above and do it before the day is over. Park at the far end of the lot on your next errand. Take the stairs at work tomorrow morning. Walk for ten minutes after dinner tonight instead of sitting down.
Don't wait for Monday. Do the one thing today, and check your step count again tomorrow night.
Know your numbers first
Your maintenance calories, fat loss and muscle targets - free, instant, no email needed.