willem.com blog

Advanced respiratory frequency with Biostrap

Tracking down the effects of alcohol usage

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!

Continue reading
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
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
Heart rate variability (HRV) as measured and explained by Biostrap
Heart rate variability (HRV) as measured and explained by Biostrap
Recovery after an heavy Thursday night can take up to days
Recovery after an heavy Thursday night can take up to days
Biostrap it's pretty much just like a Swatch, light on the wrist because of it's material: rubber and plastic.
Biostrap it's pretty much just like a Swatch, light on the wrist because of it's material: rubber and plastic.
Biostrap on the wrist - now you see me...
Biostrap on the wrist - now you see me...
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.

Other stories

all blog posts

Tagged

DataDesignExperimentHealthReviewWatch