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On the role of Distinguished Engineer and CTO Mindset Apr 27, 2025 The future is bright Mar 30, 2025 On luck and gumption Oct 8, 2023 Some thoughts on recent RTO announcements Jun 22, 2023 One size does not fit all: neither cloud nor on-prem Apr 10, 2023 Comparing AWS SQS, SNS, and Kinesis: A Technical Breakdown for Enterprise Developers Feb 11, 2023 Working from home works as well as any distributed team Nov 25, 2022 Things to be Thankful for Nov 24, 2022 Why you should question the “database per service” pattern Oct 5, 2022 Stop Shakespearizing Sep 16, 2022 Using GNU Make with JavaScript and Node.js to build AWS Lambda functions Sep 4, 2022 Why don’t they tell you that in the instructions? Aug 31, 2022 Monolithic repository vs a monolith Aug 23, 2022 Keep your caching simple and inexpensive Jun 12, 2022 Java is no longer relevant May 29, 2022 There is no such thing as one grand unified full-stack programming language May 27, 2022 Peloton could monetize these ideas if they only listen May 15, 2022 Best practices for building a microservice architecture Apr 25, 2022 True identity verification should require a human Mar 16, 2020 The passwords are no longer a necessity. Let’s find a good alternative. Mar 2, 2020 What programming language to use for a brand new project? Feb 18, 2020 TDWI 2019: Architecting Modern Big Data API Ecosystems May 30, 2019 Configuring Peloton Apple Health integration Feb 16, 2019 All emails are free -- except they are not Feb 9, 2019 Using Markov Chain Generator to create Donald Trump's state of union speech Jan 20, 2019 The religion of JavaScript Nov 26, 2018 Teleportation can corrupt your data Sep 29, 2018 Let’s talk cloud neutrality Sep 17, 2018 A conservative version of Facebook? Aug 30, 2018 On Facebook and Twitter censorship Aug 20, 2018 Facebook is the new Microsoft Apr 14, 2018 Node.js is a perfect enterprise application platform Jul 30, 2017 Design patterns in TypeScript: Factory Jul 30, 2017 Design patterns in TypeScript: Chain of Responsibility Jul 22, 2017 Singletons in TypeScript Jul 16, 2017 Architecting API ecosystems: my interview with Anthony Brovchenko of R. Culturi Jun 5, 2017 TDWI 2017, Chicago, IL: Architecting Modern Big Data API Ecosystems May 30, 2017 I tried an Apple Watch for two days and I hated it Mar 30, 2017 Emails, politics, and common sense Jan 14, 2017 Online grocers have an additional burden to be reliable Jan 5, 2017 Here is to a great 2017! Dec 26, 2016 Apple’s recent announcements have been underwhelming Oct 29, 2016 I am addicted to Medium, and I am tempted to move my entire blog to it Sep 9, 2016 What I learned from using Amazon Alexa for a month Sep 7, 2016 Praising Bank of America's automated phone-based customer service Aug 23, 2016 Amazon Alexa is eating the retailers alive Jun 22, 2016 In search for the mythical neutrality among top-tier public cloud providers Jun 18, 2016 In Support Of Gary Johnson Jun 13, 2016 Files and folders: apps vs documents May 26, 2016 Why it makes perfect sense for Dropbox to leave AWS May 7, 2016 JEE in the cloud era: building application servers Apr 22, 2016 Managed IT is not the future of the cloud Apr 9, 2016 LinkedIn needs a reset Feb 13, 2016 In memory of Ed Yourdon Jan 23, 2016 OAuth 2.0: the protocol at the center of the universe Jan 1, 2016 IT departments must transform in the face of the cloud revolution Nov 9, 2015 Banking Technology is in Dire Need of Standartization and Openness Sep 28, 2015 Top Ten Differences Between ActiveMQ and Amazon SQS Sep 5, 2015 We Live in a Mobile Device Notification Hell Aug 22, 2015 On Maintaining Personal Brand as a Software Engineer Aug 2, 2015 Book Review: "Shop Class As Soulcraft" By Matthew B. Crawford Jul 5, 2015 Attracting STEM Graduates to Traditional Enterprise IT Jul 4, 2015 The longer the chain of responsibility the less likely there is anyone in the hierarchy who can actually accept it Jun 7, 2015 Guaranteeing Delivery of Messages with AWS SQS May 9, 2015 The Clarkson School Class of 2015 Commencement speech May 5, 2015 Apple is (or was) the Biggest User of Apache Cassandra Apr 23, 2015 Ordered Sets and Logs in Cassandra vs SQL Apr 8, 2015 Exploration of the Software Engineering as a Profession Apr 8, 2015 What can Evernote Teach Us About Enterprise App Architecture Apr 2, 2015 Microsoft and Apple Have Everything to Lose if Chromebooks Succeed Mar 31, 2015 Where AWS Elastic BeanStalk Could be Better Mar 3, 2015 Configuring Master-Slave Replication With PostgreSQL Jan 31, 2015 Docker can fundamentally change how you think of server deployments Aug 26, 2014 Infrastructure in the cloud vs on-premise Aug 25, 2014 Things I wish Apache Cassandra was better at Feb 12, 2014 "Hello, World!" Using Apache Thrift Feb 24, 2013 Thoughts on Wall Street Technology Aug 11, 2012 Scripting News: After X years programming Jun 5, 2012 Java, Linux and UNIX: How much things have progressed Dec 7, 2010

Configuring Peloton Apple Health integration

February 16, 2019

I am a big fan of data-driven fitness. I've been using some sort of a fitness tracking ecosystem for almost five years. Nothing motivates me more than a correctly recorded workout. This is why I was excited when Peloton1 finally announced integration with Apple Health.

I've never really explored the intricacies of Apple Health and usually each time an app that I use asked for access to it I just tapped "Turn all categories On" and moved on. The problem with Peloton, however, was that I tracked all of my Peloton workouts using Apple Watch for a year. The moment I enabled Apple Health integration, the Peloton app ended up recording all of the past exercises and it created duplicates in my Activity log:
This went back well over a year and I was pretty upset about it. I am very pedantic about the accuracy of my workout reports. Not to mention the confusion this oversight may create for other people that use 3rd party apps to analyze Apple Health data.

What is Apple Health?

Before we continue, it is worth explaining what "Apple Health" is. When I first switched from Fitbit to Apple Watch, I was disappointed in Apple Health. Fitbit's app seemed so much more refined.

The difference, however, is that Apple Health is a hub that securely stores you Health Data. While you can use it to browse your data, it is not meant as your primary interface for analyzing it. Contrary to the typical Apple practice of locking users into its ecosystem, Apple relies on third-party apps to provide user interfaces for health data. Over time, I realize that it makes Apple Watch the most customizable and most powerful fitness tracker out there.

Configuring Apple Health data sources correctly

While the workout records are indeed duplicated, the health metrics data is not. Apple Health gracefully resolves duplicate metrics by prioritizing sources.

Find "Active Energy" screen in Apple Health under "Activity" and tap "Data Sources and Access":
You will see a screen like this:
The Health app states that in case of duplicate data it prioritizes sources. In my case Apple Watch takes precedence. That means if I tracked the workout using my Apple Watch, as I usually do, the heart rate data and active energy metrics would be supplied by the Apple Watch only. The calorie count and heart rate data for the day will not be duplicated.

Let's see what happens with the workout data. Go back to the main screen of the Apple Health app and tap "Sources." Find "Peloton" and tap it:
Note that this screen shows up when you first configure Peloton (or any app) to access Apple Health. I personally prefer to track my workouts using Apple Watch, because not everything I do is on Peloton. If I paid attention the first time, I would've turned "Workouts" off for Peloton but enabled everything else. On the other hand, if you use an HR monitor band and you don't track the workouts using Apple Watch it makes sense to turn Workouts on for Peloton.

Some final thoughts

I am still on the fence whether I want Peloton writing to my Apple Health. I am a power user, and I track everything using Apple Watch just the way I want. In the interest of exploring new features, I am keeping all categories turned on for the time being. Peloton does publish "mindfulness" minutes from meditation workouts, so even if I turn workout synchronization off completely, I am going to keep mindfulness data on.

Did you find this post useful?


In September 2020 I am going to participate in Cycle for the Cause -- the Northeast AIDS ride. I will ride my bicycle 275 miles from Boston to NYC over 3 days to help raise funds and awareness to help end the AIDS epidemic. I use Peloton for all of my training. If you enjoyed this post and found it useful, please consider donating to help me raise funds. Here is the link for more details: https://cycleforthecause.donordrive.com/participant/1131






  1. I am going to have a whole series of posts on data-driven fitness with Peloton ↩︎