Workouts (lamp.segment)

Reports workout or exercise session data from a smartwatch or fitness app.

Configuration

• SensorSpec: lamp.segment
• Sampling: Continuous (events synced from health platform)
• Platform: iOS (HealthKit), Android (Health Connect)
• Typical source: Apple Watch, WearOS watch
• Requirements: Connected wearable or fitness app; health platform permissions granted

Usage

Workout data is recorded when participants start exercise sessions on their wearable or fitness app. Data is synced via the health platform.

Data

Fields

Field	Type	Description
value	number	Workout-specific value (e.g., duration, distance)
unit	string	Unit of measurement
source	string or null	Data source identifier

Example

{
  "timestamp": 1649859212042,
  "sensor": "lamp.segment",
  "data": {
    "value": 1800000,
    "unit": "ms",
    "source": "com.apple.health"
  }
}

Cortex Features

No Cortex features currently process workout data. Access raw values via cortex.raw.segment.

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