Andrew Huberman· PhD
And in many cases, nasal breathing is more advantageous than mouth breathing for all sorts of things. Cosmetic features of the face, especially in kids, warding off infection, et cetera.
The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
And in many cases, nasal breathing is more advantageous than mouth breathing for all sorts of things. Cosmetic features of the face, especially in kids, warding off infection, et cetera.
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Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
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but by breathing through your nose, most of the time you are creating an additional layer of immune defense against particles that could get you sick. Whereas when you mouth breathe, you are taking down a layer of defense and you are putting yourself more at risk of infection. This is what this paper shows.
This is a reminder that whenever possible, unless eating or speaking, you want to be nasal breathing, not breathing through your mouth. Your nose is a much better filter for viruses and bacteria than is your mouth. And so be a nose breather, not a mouth breather. You will combat more of the infections that you are constantly confronted with.