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Biostrap on my wrist

Wearing a professional photoplethysmography (PPG) sensor for a month

Nov. 15, 2017 -

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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Heart rate variability (HRV) as measured and explained by Biostrap
Heart rate variability (HRV) as measured and explained by Biostrap
The Biostrap wrist PPG sensor next to a Swatch Sistem 51
The Biostrap wrist PPG sensor next to a Swatch Sistem 51
The box contains three straps, charging cable, charger and two sensors
The box contains three straps, charging cable, charger and two sensors
Biostrap on the wrist - now you see me...
Biostrap on the wrist - now you see me...
Apple HealthKit aggregating data from different sources and devices
Apple HealthKit aggregating data from different sources and devices
Comparing the quality of sleep during two different nights. Being awake more often reduces quality of sleep.
Comparing the quality of sleep during two different nights. Being awake more often reduces quality of sleep.

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