Guides
Sleep and breathing, explained.
Plain answers to the questions people ask about breathing at night: mouth breathing, mouth taping, nasal breathing, HRV and snoring.
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Mouth breathing while sleeping: signs, causes and how to stop
How to tell if you breathe through your mouth at night, why it happens, what it does to your sleep, and practical ways to stop mouth breathing while sleeping.
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Does mouth taping work? What the research says about mouth taping for sleep
Mouth taping for sleep is everywhere on social media. Here is what the research actually says about its benefits and risks, who should not try it, and how to tell if it works for you.
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Nasal breathing benefits: why your nose matters during sleep
Why breathing through your nose matters during sleep: what the nose does that the mouth can't, how nose and mouth breathing compare, and how to breathe through your nose more at night.
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What is a good HRV? And why your breathing changes it
What heart rate variability means, what counts as a good HRV for your age, why your HRV changes from night to night, and how your breathing shapes the number.
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Snoring and sleep position: why your side matters
Why snoring is often worse on your back, the best sleeping position to stop snoring, other common causes such as mouth breathing, and when snoring is a reason to see a doctor.
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