Tracking heart rates 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 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.

Apple HealthKit aggregating data from different sources and devices

One month of Biostrap health data

Biostrap sensors size compared to an Apple AirPod

Heart rate variability (HRV) as measured and explained by Biostrap

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