Insights on wearable data,
health AI, and open source.
Articles on building with wearable data, health scoring algorithms, and the Open Wearables platform.
Open Wearables 0.6.0: Women's Health & FIT Files
Open Wearables 0.6.0 adds Garmin menstrual cycle tracking, a FIT file parser with second-by-second workout data, Oura reliability fixes, and multi-account sync support. No breaking changes to the API.
Google Health Connect integration for Android developers
Google Health Connect is not a cloud API. It requires on-device Android SDK integration. Learn how Open Wearables handles the full Health Connect lifecycle.
Samsung Health API integration guide for Android developers
Samsung Health API is not a cloud API. It requires an on-device SDK. Learn how Open Wearables Android SDK handles permissions, background sync, and normalization.
How to integrate Apple Health API into your backend
There is no Apple Health API in the traditional sense. Learn how Open Wearables SDK-based approach gets HealthKit data into your backend with token-based auth and XML import.
How to integrate Whoop API data into your health app
The Whoop API requires a paid membership and OAuth setup. Learn how Open Wearables handles authentication, polling, and normalization so you query one endpoint.
How to integrate Suunto data into your health app
The Suunto API provides workouts and 24/7 continuous monitoring. Open Wearables handles OAuth, polling, and normalization so you query one endpoint instead of building provider logic.
Strava API integration guide for health and fitness apps
The Strava API requires OAuth, token refresh, and normalization. Learn how Open Wearables abstracts all of that into one sync endpoint alongside other providers.
How to integrate Polar data into your health app
The Polar API (AccessLink) requires OAuth, token management, and polling. Open Wearables abstracts all of that into a single sync endpoint with normalized output.
How to build an AI health coaching app with wearable data
Learn how to build an AI health coaching app that turns wearable health scores into personalized coaching responses using Open Wearables and its MCP server.
How to normalize wearable data across providers
If you are looking for a Terra API alternative, Open Wearables normalizes data from all major wearable providers into a unified schema. Self-hosted, open source, no per-user fees.
How to sync wearable data from multiple devices
Garmin API uses webhook-only delivery, not REST polling. Learn how Open Wearables handles Garmin alongside Polar, Suunto, Whoop, and Apple Health in a unified normalized API.
How to integrate Apple Health data into your app
A practical apple health integration guide using Open Wearables. Learn the two paths: mobile SDK for real-time background sync and XML import for historical HealthKit exports.
Open Wearables 0.5.2: Polar Webhooks, Sport Type Expansion, and HRV Score Integrity
Open Wearables 0.5.2 adds Polar webhook support, expands workout type mappings, new Garmin fields, and stricter HRV scoring.
How to customize Open Wearables for your product
Open Wearables is built to be adapted. Learn how to customize health scoring, add provider integrations, and deploy enterprise-grade infrastructure with Momentum's engineering team.
Wearable API integration: comparing SaaS, custom build, and open source
A technical founder’s guide to choosing a wearable health data API. Compare SaaS vendors, in-house builds, and self-hosted open source by cost, compliance, and engineering effort.