Non-REM Sleep – Knowing Neurons

What I Learned from Tracking My Sleep with Fitbit for Two Months

August 28, 2019August 28, 2019 Joel Frohlich 0 Comments Blood Oxygenation, EEG, Fitbit, Non-REM Sleep, Photoplethysmography, Polysomnography, PPG, REM sleep, Sleep, Sleep Apnea

If someone had told me a year ago that he sleeps with his watch on at night, I’d probably wonder just how eccentric of a personality I was dealing with.… Read more