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Tag: exercise

Strava killed its free API, so I built my own fitness platform with Endurain and FitPub instead

2026-06-262026-06-26 Danie
Screenshot of a running activity summary showing a 10.33 km route in Totnes, UK, with pace, heart rate, cadence, elevation, and social likes.

“Strava has been a big part of my fitness workflow for one big reason. I don’t really care about leaderboards or social features, but it acts as a great hub between devices, apps, and services. […]

Blogexercise, health, opensource, openstandards, technology

Hacking BLE to Liberate your Exercise Equipment eg for the Domyos EL500 elliptical trainer

2024-01-052024-01-05 Danie
Diagram representing how the Bluetooth protocol notifications communicate back and forth between an elliptical trainer and an Androi device with a RF connector.

It’s a story we’ve heard many times before: if you want to get your data from the Domyos EL500 elliptical trainer, you need to use a proprietary smartphone application that talks to the device over […]

BlogBLE, exercise, hacking, technology

Google can turn ANC earbuds into a heart rate monitor with no extra hardware – with interesting upsides

2023-10-282023-10-28 Danie
Side-view illustration of the ear and the ear canal, with an earbud plugged in, showing soundwaves travelling in the canal, and indicating deformation taking place due to heart beats.

Google performed two sets of studies with 153 people that found APG “achieves consistently accurate heart rate (3.21% median error across participants in all activity scenarios) and heart rate variability (2.70% median error in inter-beat […]

Blogexercise, health, heartrate, technology

How to Record an Indoor Cycling Ride with Strava, whether manual or Peloton Bike, Zwift, the Expresso, etc

2023-05-232023-05-23 Danie
Card showing a map of a route completed with distance, elevation gain, time etc for a virtual cycle ride

I really like exercising on my Elliptical trainer with the Strava app because I can stick to a schedule no matter what the weather is outside, and I can still compete with my friends. Likewise, […]

Blogcycling, exercise, health, Strava, technology

My workaround for Samsung Watch 5 exercise heart rate tracking, using a Polar H10 Chest Strap

2023-04-282023-12-05 Danie
Screenshot 20230220 115751 Samsung Health

Well, this has been quite an experience over the last 3 months! My Samsung Watch 5 started out in the end of December working perfectly and tracking all my exercises quite correctly from the first […]

Blogexercise, galaxywatch, health, polar, samsung, smartwatch, technology
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