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Wesper is a Special Mention on TIME's Best Inventions of 2026
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Wesper Lab
Direct respiratory data from two patches, with no nasal cannula.
Wesper Lite
PPG-based testing in a ring that is easy to wear.
How Wesper Works
The managed workflow, from order to follow-up.
Provider Solutions
Everything Wesper runs for your clinic.
95%+ AHI Correlation to PSG
See the validation behind Wesper Lab and Wesper Lite.
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Evidence
Validation
Peer-reviewed accuracy against in-lab PSG.
Research
Wesper's clinical research program.
Articles and Case Studies
Evidence from real clinical deployments.
The Journal
Clinical research, case studies and sleep medicine news.
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Setup guides and help for patients.
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Getting your clinic started.
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Wesper Lab
Wesper Lite
How Wesper Works
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Evidence
Validation
Research
Articles and Case Studies
Support
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The Wesper Journal
Wesper Journal
Research, case studies and insight on sleep apnea and sleep health.
What is the oxygen desaturation index (ODI) on a sleep study?
Read
What is the respiratory event index (REI), and how is it different from AHI?
Read
Is one night of home sleep testing enough to diagnose sleep apnea?
Read
What are the different types of sleep studies, Type 1 to Type 4?
Read
Which patients are good candidates for a home sleep apnea test?
Read
What is the difference between the 3% and 4% hypopnea rules?
Read
How do I read my sleep study results?
Read
How does a home sleep study work?
Read
How much does a home sleep study cost, and does insurance cover it?
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What happens if my home sleep test is negative?
Read
What is a split-night sleep study?
Read
Sleep Apnea's Rise in America
Read
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Wesper Journal
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