With Apple Watch, you can save your height and weight. So that it will calculate your BMI, and it will be helpful to burn calories and lose weight easily. It will track all your workouts and tells you how many calories you have burned. If you lost or gained weight, you need to update it to change the workout and diet plans. So Apple Watch does not just let you change your Fitness Goals on your Apple Watch, but you can also change your weight. There is no direct option to change your body measurements on your Apple Watch. You can change it only by using the Health app or Watch app on your iPhone. After changing your weight measurement, the calories that you need to burn daily will be changed.
How to Change Weight on Apple Watch using Health App
iOS users can change their body measurements on their Apple Watch using Health App. Follow the step-by-step guidelines to do so.
Quick Guide: Open Health App → Tap Browser icon → Select Body Measurements → Select Weight → Click + icon or Add Data option → Enter your current weight.
[1]. Unlock your iPhone and launch the Health app.
[2]. Click on the Browse or Health data icon at the bottom of the screen.
[3]. Select the Body Measurements option from the list.

[4]. Select either Weight or Height under Body Measurements.
To Change the Weight on Apple Watch
- Tap Weight option
- Click on the + icon or Add Data option at the top right corner of the screen.
- Now, enter your current weight.

To Change the Height on Apple Watch
- Tap Height option
- Click on the + icon or Add Data option at the top right corner of the screen.
- Now, enter your current height.
Apple included lots of customization options, and you shall even change the language on Apple Watch to use it in your preferred languages.
How to Change Weight on Apple Watch using the Watch App
Another option to change your body measurement on your Apple Watch is by Watch App. It is the simplest and easiest method. To change the weight on your watch, follow the steps below.
Quick Guide: Open the Watch App on your watchOS→ Select My Watch → Tap Health → Click on Health Details → Tap on the Edit button → Select Weight → Enter your current weight → Tap Done.
[1]. On your iPhone, open the Watch app.
[2]. Scroll down and select My Watch.
[3]. Select the Health option from the list.
[4]. Click on Health Details

[5]. At the top right corner of the screen, tap on the Edit button.
[6]. Select Weight and then enter your accurate weight. Tap Done on the upper-right corner.
[7]. Select Height and then enter your height. Tap Done once the process is completed.
How to Change the Measurement Units on Apple Watch
Measurements are automatically updated with the help of your location. If you want to change it manually, you can follow the procedure mentioned below.
[1]. Open the Health app on your iPhone.
[2]. Tap on the Browser or Health Data icon at the bottom of the screen.
[3]. Select Body Measurements.
[4]. To change the Weight measurement units:
- Tap on your weight and then tap Unit.
- Select your preferred unit from the list.
[5]. To change the Height measurement units:
- Tap on your height and then tap Unit.
- Select your preferred unit from the list.
Once you have updated your current body weight, you can also change your diet plan, workouts, goals, etc. If you want to start your fresh workout records, you can delete workouts on your Apple Watch. It will help you to maintain your health and to stay fit.
Frequently Asked Questions
You can change your weight on Apple Watch by using the Apple Health app or Fitness app.
Yes, you can change your current weight on your Apple Watch.
Follow the steps given above in this article to change the Weight on Apple Watch.
On the Watch app on iPhone, select Health > Health Details > Edit > Height or Weight > adjust.