How does my Fitbit device calculate my daily action?

Track a variety of stats, including steps taken, floors climbed, altitude traveled, and calories burned, with your Fitbit device.

To learn more than about all the means you lot can runway your activity, see How do I track my activeness with my Fitbit device?

ClosedHow does my Fitbit device count steps taken?

Fitbit devices utilise a iii-axis accelerometer to count your steps. This sensor also allows your device to determine the frequency, duration, intensity, and patterns of your movement.

On-device screenshot of the current number of daily steps

ClosedHow does my Fitbit device calculate altitude traveled?

Fitbit devices use the formula beneath to calculate distance. Your stride length is determined by your summit and sex.

Steps x Stride Length = Distance Traveled

When you rails an action with GPS, your device calculates your altitude using GPS data rather than steps. If you brainstorm moving before y'all get a GPS betoken, your device calculates distance using your steps until GPS connects.

To update your step length, track a run with GPS or measure your stride length manually. For more than information, see Can I change my stride length in my Fitbit account?

ClosedHow does my Fitbit device count floors climbed?

Fitbit devices that count floors have an altimeter sensor that detects when you lot go upwards in elevation. Your device registers ane flooring when you climb about 10 feet or three meters. Your device uses changes in barometric pressure level combined with the steps you lot take to calculate floors climbed. Fitbit devices don't count floors on stationary exercise equipment, such as a StairMaster or treadmill, or when you go downwards a flight of steps.

On-device screenshot of a location icon with 4.00 miles listed beneath it, next to a stair icon with 7 listed below it

ClosedHow does my Fitbit device calculate calories burned?

Fitbit devices combine your basal metabolic charge per unit (BMR)—the rate at which you burn down calories at rest to maintain vital body functions (including breathing, blood apportionment, and heartbeat)—and your activity data to approximate your calories burned. If your device tracks heart rate, your centre-rate data is also included, especially to estimate calories burned during exercise. The number y'all see on your Fitbit device is your total calories burned for the solar day.

On-device screenshot of a fire icon with 1234 cal listed below it, next to an icon of a lightning bolt with 36 listed below it

Your BMR is based on the physical data you lot entered in to your Fitbit account (height, weight, sex, and age) and accounts for at least one-half the calories you lot burn in a day. Considering your torso burns calories even if yous're comatose or not moving, you lot see calories burned on your device when you wake upwardly and volition notice this number increment throughout the solar day.

Annotation that in certain regions, you see kilojoules instead of calories. To alter your units of measurement, see How do I modify the units of measurement in my Fitbit account?

ClosedWhat are some tips to make sure my Fitbit daily activity is accurate?

  • Make sure that you wear your device correctly, either on top of your wrist or in the clip. If yous switch your device to your other wrist, update the Wrist setting in the Fitbit app. For more information, meet How do I wear my Fitbit device?
    A watch on a person's wrist Tracker clipped to a person's waistband
  • Confirm that the personal data you entered when you set upwardly your Fitbit account (height, weight, sex, and age) is right. For more than information, see How practice I manage my Fitbit contour?
  • On certain devices, you can use the Exercise app to track your workouts and encounter your real-fourth dimension heart-charge per unit information. This data tin meliorate determine calories burned during exercise, especially for activities similar spinning or yoga where your stride count might not reflect your intensity level. For more information, encounter How do I track my workouts with my Fitbit device?
  • For your device to count steps during a walk or run, your arm must swing dorsum and forth as you motion. If y'all need both hands (to push a stroller, for example), or if you concur a dog leash with the aforementioned arm that y'all habiliment your device on, consider using GPS to better calculate your distance traveled and calories burned. For more information, see How exercise I use GPS on my Fitbit device?

ClosedCan I change my stride length in my Fitbit account?

After you track a run with GPS, your stride length updates automatically. For best results, run at a comfortable pace for 10 minutes or more. For more information, come across How do I use GPS on my Fitbit device?

You lot can also measure your stride length manually and add it to your Fitbit business relationship.

How do I mensurate my step length?

  1. Go to a place where yous're sure of the altitude, such as a runway.
  2. Count your steps as y'all walk or run, making certain you travel at least 20 steps.
  3. Divide the distance traveled (in yards or meters) by the number of steps you took to determine your stride length. If needed, convert your pace length into inches or centimeters.

How practise I add my stride length to my Fitbit account?

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