REST APIs support cross-platform development to ensure consistent experience on different platforms and improve the efficiency of development. For details about the recommended application scenarios, please refer to Usage Scenarios.

NOTE

In the openness level column, indicates advanced data that is not open to individual developers. You can access these data by registering as an enterprise developer and applying for the relevant scopes. indicates basic data that is open to both qualified individual and enterprise developers.
Data timeliness is subject to actual usage, and cannot be ensured if the wearable device is not connected to the phone via Bluetooth, the phone has no network connection, or Huawei Health is not set as a protected background app. During the development, you need to take extreme situations that may affect data timeliness into consideration, and determine the appropriate data usage scenarios, to ensure the stability of your product/service. For details about the solutions, please refer to FAQs.

Expand

Category	Sub-Category	Item	Data Timeliness	Read Supported	Write Supported
Daily activity	Steps	Step sampling details and daily step count	In hours	Yes	Yes
	Calories	Calorie sampling details and daily total calorie consumption	In hours	Yes	Yes
	Distance	Distance sampling details and daily total distance	In hours	Yes	Yes
	Altitude	Altitude sampling details and daily altitude statistics	In hours	Yes	Yes
	Moderate to high intensity	Time spent in moderate to high-intensity exercise such as walking, running, cycling, and training	In hours	Yes	Yes
	Hours active	Number of hours during which the user stands up and moves for at least 1 minute	In hours	Yes	Yes
	Daily activity data	Goals and daily statistics of steps, calories, moderate to high intensity, and hours active	In hours	Yes	No
Health data	Height	Height	In minutes	Yes	Yes
	Weight	Weight, body fat, BMI, and more	In minutes	Yes	Yes
	Heart rate	Dynamic heart rate, resting heart rate, and heart rate variability	In hours	Yes	Yes
	Stress	Stress score and stress level	In hours	Yes	Yes
	Sleep	Segment-based sleep sampling data, sleep records, and daily sleep statistics	In minutes	Yes	Yes
	Blood glucose	Blood glucose and continuous blood glucose	In minutes	Yes	Yes
	Blood pressure	Systolic blood pressure, diastolic blood pressure, and pulse	In minutes	Yes	Yes
	SpO2	Instantaneous blood oxygen saturation	In hours	Yes	Yes
	Body temperature	Body temperature and skin temperature	In minutes	Yes	Yes
	Heart health	ECG measurement records, ECG measurement details, and tachycardia and bradycardia data	In minutes	Yes	Yes
	Lung function	Maximum oxygen uptake and sleep breathing records	In minutes	Yes	No
	Reproductive health	Cervical mucus, cervical status, menstrual volume, ovulation test results, and vaginal spotting	In hours	Yes	Yes
Exercise records	Exercise record summary	The summary of an exercise record for 100+ workout types including running, cycling, walking, jump rope, swimming, ball games, and fitness courses	In minutes	Yes	Yes
	Exercise record detailed data	Sampling details including workout heart rate, speed, cadence, altitude, jump-related data, running form, power, resistance, swimming stroke rate, and jump rope speed	In minutes	Yes	Yes
	Activity record location details	Longitude, latitude, and coordinate system	In minutes	Yes	Yes
Historical data	Historical data	Data of the previous week, month, or year	N/A	Yes	No

Device-Side Open Data Types

For Basic Capabilities

The basic capabilities of Health Service Kit open up a range of basic atomic health and fitness data, including step count, heart rate, and sleep. For details about the recommended application scenarios, please refer to Usage Scenarios.

NOTE

In the openness level column, indicates advanced data that is not open to individual developers. You can access these data by registering as an enterprise developer and applying for the relevant scopes. indicates basic data that is open to both qualified individual and enterprise developers.
Data timeliness is subject to actual usage, and cannot be ensured if the wearable device is not connected to the phone via Bluetooth, or Huawei Health is not set as a protected background app. During the development, you need to take extreme situations that may affect data timeliness into consideration, and determine the appropriate data usage scenarios, to ensure the stability of your product/service. For details about the solutions, please refer to FAQs.

Expand

Category	Sub-Category	Item	Data Timeliness	Read Supported	Write Supported
Daily activity	Steps	Step sampling details and daily step count	In hours	Yes	Yes
	Calories	Calorie sampling details and daily total calorie consumption	In hours	Yes	Yes
	Distance	Distance sampling details and daily total distance	In hours	Yes	Yes
	Altitude	Altitude sampling details and daily altitude statistics	In hours	Yes	Yes
	Moderate to high intensity	Time spent in moderate to high-intensity exercise such as walking, running, cycling, and training	In hours	Yes	Yes
Health data	Height	Height	In minutes	Yes	Yes
	Weight	Weight, body fat, BMI, and more	In minutes	Yes	Yes
	Heart rate	Dynamic heart rate and resting heart rate	In hours	Yes	Yes
	Stress	Stress score and stress level	In hours	Yes	Yes
	Sleep	Segment-based sleep sampling data, sleep records, and daily sleep statistics	In minutes	Yes	Yes
	Blood glucose	Blood Glucose	In minutes	Yes	Yes
	Blood pressure	Systolic blood pressure, diastolic blood pressure, and pulse	In minutes	Yes	Yes
	SpO2	Instantaneous blood oxygen saturation	In hours	Yes	Yes
	Body temperature	Body temperature and skin temperature	In hours	Yes	Yes
	Heart health	Tachycardia and bradycardia	In minutes	Yes	Yes
	Lung function	Maximum oxygen uptake and sleep breathing records	In minutes	Yes	No
Exercise records	Exercise record summary	The summary of an exercise record for 100+ workout types including running, cycling, walking, jump rope, swimming, ball games, and fitness courses	In minutes	Yes	Yes
Exercise records	Exercise record detailed data	Sampling details including workout heart rate, speed, cadence, altitude, jump-related data, running form, power, resistance, swimming stroke rate, and jump rope speed	In minutes	Yes	Yes
Historical data	Historical data	Data of the previous week, month, or year	N/A	Yes	No

For Extended Capabilities

The extended capabilities open up real-time data, including real-time exercise and real-time heart rate, and provide some basic atomic data types. For details about the recommended application scenarios, please refer to Usage Scenarios.

NOTE

In the openness level column, indicates advanced data that is not open to individual developers. You can access these data by registering as an enterprise developer and applying for the relevant scopes. indicates basic data that is open to both qualified individual and enterprise developers.
Data timeliness is subject to actual usage, and cannot be ensured if the wearable device is not connected to the phone via Bluetooth, or Huawei Health is not set as a protected background app. During the development, you need to take extreme situations that may affect data timeliness into consideration, and determine the appropriate data usage scenarios, to ensure the stability of your product/service. For details about the solutions, please refer to FAQs.

Expand

Category	Sub-Category	Item	Timeliness	Read Supported	Write Supported
Daily activity	Steps	Step sampling details and daily step count	In minutes	Yes	No
	Calories	Total calorie consumption	In hours	Yes	No
	Distance	Total daily distance	In hours	Yes	No
	Moderate to high intensity	Time spent in moderate to high-intensity exercise such as walking, running, cycling, and training	In hours	Yes	No
Health data	Weight	Weight, body fat, BMI, and more	In minutes	Yes	Yes
	Heart rate	Dynamic heart rate and resting heart rate	In minutes	Yes	Yes
	Real-time heart data	Real-time heart rate	In seconds	Yes	No
	Stress	Stress level	In minutes	Yes	No
	Sleep	Segment-based sleep sampling data, sleep records, and daily sleep statistics	In minutes	Yes	Yes
	SpO2	Instantaneous blood oxygen saturation	In hours	Yes	No
	Body temperature	Body temperature	In minutes	Yes	No
Exercise records	Exercise record detailed data	Detailed data of an individual workout (e.g. walking, cycling, and running)	In minutes	Yes	No
Exercise records	Real-time workout data	Workout duration, calories burned, distance covered, and more	In seconds	Yes	No
Personal information	Personal information data	Gender, date of birth, height, and weight	N/A	Yes	No