Mewing is the practice of maintaining proper tongue posture by pressing your entire tongue flat against the roof of your mouth. Named after Dr. John Mew and his son Dr. Mike Mew — both orthodontists — this technique has gained massive popularity in looksmaxxing communities for its potential to improve jawline definition, facial structure, and breathing.
How Mewing Works
The concept is rooted in orthotropics — the idea that facial development is influenced by oral posture, not just genetics. When your tongue rests against your palate consistently, it applies gentle upward pressure that can, over time, promote forward facial growth, a wider palate, and a more defined jawline.
Think of it like braces, but using your own tongue as the appliance. The effects are gradual and require dedication, but many practitioners report noticeable changes in facial harmony after several months of consistent practice.
How to Mew Correctly
Step 1: Close your mouth and bring your teeth together gently (lips sealed, teeth lightly touching or close together).
Step 2: Press the entire surface of your tongue — not just the tip — flat against the roof of your mouth. The back third of the tongue is the most important part, and also the hardest to position correctly.
Step 3: Breathe through your nose. Mouth breathing undermines mewing entirely and contributes to poor facial development.
Step 4: Maintain this posture at all times — eating, sleeping, working, everything. It should become your default resting position.
Common Mewing Mistakes
Only pressing the tongue tip: The most common error. You need the entire tongue, especially the posterior third, pressed against the palate.
Pressing too hard: Mewing should feel natural, not forceful. You're training a habit, not doing a workout. Excessive pressure can cause TMJ discomfort.
Mouth breathing: If you're breathing through your mouth, your tongue can't stay on the palate. Address nasal breathing first if you have congestion issues.
Inconsistency: Mewing for an hour a day won't do much. It needs to become your default 24/7 tongue position.
Mewing Tools and Aids
While mewing is a free technique, tongue trainers can help you learn proper placement faster. These devices give your tongue a target to push against and help build the muscle memory needed for consistent mewing. They're especially useful for beginners who struggle with posterior tongue placement.
Expected Timeline
Weeks 1-2: Getting used to the tongue position. Your tongue muscles may feel sore as they build strength.
Months 1-3: Improved nasal breathing, reduced mouth breathing habits, and subtle changes in resting face position.
Months 3-6: Noticeable improvements in jawline definition and facial posture, especially in younger practitioners.
Months 6-12+: More significant structural changes. Results vary by age — younger people (under 25) tend to see faster results due to bone plasticity.
The Science
While large-scale clinical trials are limited, the orthotropic principles behind mewing are supported by research on oral posture and craniofacial development. Studies show that tongue posture, breathing patterns, and swallowing habits all influence how the face grows and develops. The key is consistency and starting as early as possible.