Huberman Lab
The Tim Ferriss Show
The Matt Walker Podcast
Science Friday
The Healthy Mouth Movement Podcast
Dhru Purohit Show

Mouth Taping

10 episodes B

Episodes covering mouth taping — protocols, research, and expert discussions.

A simple practice of taping the mouth shut during sleep to promote nasal breathing, improving sleep quality, reducing snoring, and enhancing overnight recovery

Mouth taping is a low-cost, low-risk intervention with plausible benefits backed by solid mechanistic evidence. Nasal breathing is clearly superior to mouth breathing - the question is whether taping is necessary or if habit change alone is sufficient.

Worth trying if you wake with dry mouth, snore, or suspect you mouth breathe during sleep. Start with gentle tape during the day to ensure comfort, then use nightly. Stop if you have nasal congestion or feel anxious.

Science & Mechanisms

Mechanisms:

  • Nasal breathing filters, warms, and humidifies incoming air
  • Nose produces nitric oxide - a vasodilator that improves oxygen uptake
  • Nasal breathing promotes diaphragmatic breathing patterns
  • Nasal resistance creates slight back-pressure that helps maintain airway patency
  • Prevents dry mouth, protecting oral microbiome and dental health

Key concepts:

  • Mouth breathing during sleep is associated with snoring, poor sleep quality, and dry mouth
  • Many people unconsciously mouth breathe at night even if they nasal breathe during the day
  • Nitric oxide produced in sinuses improves oxygen transfer in lungs by 10-15%
  • Chronic mouth breathing can lead to facial structure changes, dental problems, and sleep disruption

Evidence base:

  • Nasal vs mouth breathing benefits: well-established in literature
  • Nitric oxide production in nasal passages: proven mechanism
  • Mouth taping specifically: limited RCTs but growing clinical interest
  • Strong anecdotal reports from sleep and breathing communities
  • Increasing adoption by dentists and sleep specialists

Limitations:

  • Few controlled trials specifically on mouth taping
  • Not appropriate for those with nasal obstruction
  • Doesn't address underlying causes (allergies, deviated septum, polyps)
  • May not help if nasal passages are chronically blocked

Episodes

1
Huberman Lab
Dr. Jack Feldman: Breathing for Mental & Physical Health & Performance
Huberman Lab Jack Feldman 2022-01-10

Mouth breathing causes structural and health problems; nasal breathing filters air and produces nitric oxide. Slow breathing at 5-6 breaths per minute optimizes CO2 tolerance. M...

2
The Tim Ferriss Show
James Nestor — Breathing Protocols to Reboot Your Health
The Tim Ferriss Show James Nestor 2025-09-30

James Nestor, author of the bestseller "Breath," shares breathing protocols for fixing sleep and boosting performance. Covers Tummo breathing, the Wim Hof method (with warnings)...

3
The Matt Walker Podcast
#102 - Mouth Taping
The Matt Walker Podcast 2025-07-21

Sleep scientist Matt Walker delivers a thorough, evidence-based analysis of mouth taping, cutting through the social media hype to examine what the research actually shows. He e...

4
Science Friday
Spaghetti Science And Mouth Taping Myths
Science Friday Dr. Linda Lee 2025-07-10

Ira Flato and Science Friday tackle the viral mouth taping trend with Dr. Linda Lee, a physician and surgeon at Massachusetts Eye and Ear in Boston who performs deviated septum ...

5
The Healthy Mouth Movement Podcast
Mouth Taping
The Healthy Mouth Movement Podcast 2023-05-22

A dental hygienist and myofunctional therapist shares her personal experience and professional expertise on mouth taping in this detailed episode. She explains that humans were ...

6
Dhru Purohit Show
How Mouth Taping Can Radically Transform Your Sleep with Dhru Purohit
Dhru Purohit Show 2022-08-25

Dhru Purohit breaks down the science behind mouth taping and why breathing through your nose at night can dramatically improve sleep quality. He explains the central role of nit...

7
Chasing Life
Why Everyone’s Talking About Mouth Taping
Chasing Life 2025-12-09

Dr. Sanjay Gupta tackles the viral trend of mouth taping on his Chasing Life podcast, explaining what it is and why it has gained so much attention online. He describes how mout...

8
The Chalene Show | Diet, Fitness & Life Balance
Mouth Taping Update - 992
The Chalene Show | Diet, Fitness & Life Balance 2023-06-09

Chalene Johnson shares a one-year update on her mouth taping experiment, revealing that she no longer tapes nightly because she successfully retrained herself to breathe through...

9
What's That Rash?
Why are people taping their mouths?
What's That Rash? 2025-02-04

The What's That Rash? team tackles mouth taping from a balanced, skeptical angle, reviewing listener questions and the scientific evidence for and against the practice. Co-host ...

10
Heal Thy Self with Dr. G
The #1 Mistake Ruining Your Sleep Every Night | #370
Heal Thy Self with Dr. G 2025-04-07

Dr. G delivers a comprehensive, research-backed breakdown of mouth taping, covering the physiology of nasal versus mouth breathing and why the simple act of taping your lips shu...

Related Research

Breaking social media fads and uncovering the safety and efficacy of mouth taping in patients with mouth breathing, sleep disordered breathing, or obstructive sleep apnea: A systematic review.
Rhee J, Iansavitchene A, Mannala S, et al. (2025)
Systematic review of 10 studies (213 patients) found mixed evidence for mouth taping — only 2 studies showed significant sleep apnea improvements, while most showed no benefit and flagged safety risks including asphyxiation with nasal obstruction.
Nocturnal mouth-taping and social media: A scoping review of the evidence.
Fangmeyer SK, Badger CD, Thakkar PG (2025)
Scoping review of 9 studies found heterogeneous evidence — some support for mouth taping in OSA and snoring, but no consensus and a disconnect between social media claims and scientific evidence.
The Impact of Mouth-Taping in Mouth-Breathers with Mild Obstructive Sleep Apnea: A Preliminary Study
Lee YC, Lu CT, Cheng WN, Li HY (2022)
Mouth taping during sleep reduced snoring severity and improved mild obstructive sleep apnea in adults who were primarily mouth breathers.
Proposal for a screening questionnaire for detecting habitual mouth breathing, based on a mouth-breathing habit score
Sano M, Sano S, Kato H, Arakawa K, Arai M (2019)
Mouth breathing during sleep is associated with poorer sleep quality, increased snoring, and reduced daytime alertness.
Effect of mouth taping at night on asthma control--a randomised single-blind crossover study.
Cooper S, Oborne J, Harrison T, et al. (2010)
Mouth taping at night had no effect on asthma control in a randomized crossover trial of 50 patients, despite theoretical benefits of forced nasal breathing.
Primate experiments on oral respiration
Harvold EP, Tomer BS, Vargervik K, Chierici G (1981)
Induced mouth breathing in young primates led to significant changes in facial development, supporting the theory that breathing mode affects craniofacial growth.