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Alcohol and sleep patterns

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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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.
One month of Biostrap health data
One month of Biostrap health data
Apple HealthKit aggregating data from different sources and devices
Apple HealthKit aggregating data from different sources and devices
The Biostrap PPG sensor is about as thick as a watch
The Biostrap PPG sensor is about as thick as a watch
Biostrap iOS app dashboard and daily heart rate
Biostrap iOS app dashboard and daily heart rate
The box contains three straps, charging cable, charger and two sensors
The box contains three straps, charging cable, charger and two sensors

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