Tracking respiratory frequency with Biostrap

Wearing a PPG sensor

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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The box contains three straps, charging cable, charger and two sensors

Apple HealthKit aggregating data from different sources and devices

The Biostrap wrist PPG sensor next to a Swatch Sistem 51

Instead of just counting beats, the Biostrap cloud services analyses the PPG waveform captured by the sensor.

The Biostrap PPG sensor is about as thick as a watch

Biostrap iOS app dashboard and daily heart rate

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