How this sub feels sometimes
But seriously, please go take a PSG if you worry about serious sleep issues. And google a bit about performance in N3 detection of PPG based wearables
u/Background-Length-75 — 8 days ago
u/Background-Length-75
But seriously, please go take a PSG if you worry about serious sleep issues. And google a bit about performance in N3 detection of PPG based wearables