Collecting stress levels with Biostrap

Long term stress levels monitoring

Nov. 15, 2017 - Willem L. Middelkoop

Most wearables (smartwatches, fitness trackers, etc.) use very basic sensors to capture heart rate. Their signal is binary: just counting beats. Biostrap is different, instead of just checking pulses, it captures a high-fidelity PPG waveform. These waveforms are the same kind that doctors use, making me wonder what I could learn from them!

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Apple HealthKit aggregating data from different sources and devices

Biostrap it's pretty much just like a Swatch, light on the wrist because of it's material: rubber and plastic.

On the bottom you can see the two red LED's and the PPG sensor. Just like the Swatch Sistem51 movement this is hidden when worn on wrist

The Biostrap wrist PPG sensor next to a Swatch Sistem 51

Unboxing Biostrap: it comes well packed in a nice box.

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Data Design Experiment Lifestyle Heart Review Sensors Sport Watch

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