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Tom’s Guide
Tom’s Guide
Technology
Ruth Jones

Sleep apnea could be diagnosed while you're awake, new research finds — here's what that means

A man places a sleep apnea CPAP machine mask on his face, a Tom's Guide Sleep Week 2025 graphic (right).

Research has provided key insight into sleep apnea and its connection to the brain, as well as uncovering a potential new diagnostic tool for obstructive sleep apnea — one that could be used while the patient is awake.

Current obstructive sleep apnea (OSA) diagnosis methods, although often effective, all require the patient to be asleep during testing. The ability to identify sleep apnea while awake could expand the ease and convenience of diagnosis, allowing more people to receive treatment for sleep apnea.

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