Answer a few questions about your sleep. It's free, takes about two minutes, and tells you whether testing is worth your time — before you spend a dollar.
Small device. Real medicine.
The NightOwl is one of the most accurate at-home sleep apnea sensors available - used by sleep clinics across the US.
About the size of a pebble. It tracks the four signals a sleep doctor needs to diagnose sleep apnea and ignores the noise consumer wearables get distracted by.
