Google Health Profile Export Format
This export contains the Google Health profile information for each participant who has connected a Google Health account — their age, account membership start date, and running/walking stride length. See Google's user profile documentation for how these values are calculated.
Data Fields
| Field | Description |
|---|---|
ParticipantIdentifier |
The identifier of the participant this profile record is for. Can be used to cross reference with Participants. |
ParticipantID |
The stable, automatically generated, internal system identifier for the participant. Universally unique identifier (UUID). |
ModifiedDate |
When this profile record was last modified, in ISO 8601 format. Always in UTC. |
Age |
The participant's age in years, calculated from their birth date in Google Health. |
MembershipStartDate |
The date the participant created their Google Health account, YYY-MM-DD format. |
AutoRunningStrideLengthMm |
The participant's running stride length, in millimeters, calculated automatically from their activity data |
AutoWalkingStrideLengthMm |
The participant's walking stride length, in millimeters, calculated automatically from their activity data. |
UserConfiguredRunningStrideLengthMm |
The participant's running stride length, in millimeters, as they manually entered it in the Google Health app. |
UserConfiguredWalkingStrideLengthMm |
The participant's walking stride length, in millimeters, as they manually entered it in the Google Health app. |
Sample CSV Export
ParticipantIdentifier,ParticipantID,ModifiedDate,Age,MembershipStartDate,AutoRunningStrideLengthMm,AutoWalkingStrideLengthMm,UserConfiguredRunningStrideLengthMm,UserConfiguredWalkingStrideLengthMm
MDH-123,11111111-aaaa-1111-1111-111111111111,2026-08-31T04:00:01Z,45,2020-05-04,975,,1050,720
Sample JSON Export
{
"ParticipantIdentifier": "MDH-123",
"ParticipantID": "11111111-aaaa-1111-1111-111111111111",
"ModifiedDate": "2026-08-31T04:00:01Z",
"Age": 45,
"MembershipStartDate": "2020-05-04",
"AutoRunningStrideLengthMm": 975,
"UserConfiguredRunningStrideLengthMm": 1050,
"UserConfiguredWalkingStrideLengthMm": 720
}