Breathing for Life

January 15, 2025

You probably don't think about how you breathe. I think about it constantly. Because the way you breathe shapes everything, from how your face develops to how well you sleep at night.

We're mouth breathers by default these days, especially in our busy city. Between allergies, congestion, stress, and just rushing through the day, a lot of my patients breathe through their mouths instead of their noses. It seems small. It's not.

Your nose is designed to warm, filter, and humidify the air you breathe. Your mouth isn't. When kids grow up breathing through their mouths, their palates tend to be narrower. Their faces get longer. Teeth come in crowded because there's not enough space. By the time they're teenagers, they might need braces. Some of it could have been prevented with better breathing habits early on.

Tongue posture matters too. Your tongue should rest on the roof of your mouth. When you mouth breathe, it sits low in the floor of your mouth. Over years, this changes the shape of your palate and how your teeth develop.

For adults, mouth breathing is often connected to sleep problems. If you're not getting air through your nose efficiently, you're breathing harder at night, waking up, not sleeping well.

When you come in, I'm not just looking at your teeth. I'm looking at your palate width, how your tongue sits, whether there are signs of mouth breathing like a high palate or a long face. If I see those signs, we talk about it. Sometimes it's allergies that need treatment. Sometimes it's posture. Sometimes it's about retraining how you breathe.

The simple habit: breathe through your nose when you can. Close your mouth during the day. It sounds basic, but it changes things, especially for kids whose faces are still developing.

If you notice your kids breathing through their mouths a lot, or if you wake up with a dry mouth and headaches, let's talk about it.

Frequently Asked Questions

Why is nose breathing better than mouth breathing?

Your nose warms, filters, and humidifies the air. Your mouth doesn't. When kids grow up breathing through their mouths, their palates get narrower, their faces get longer, and their teeth crowd. Tongue posture matters too. It should rest on the roof of your mouth, not low.

Can mouth breathing affect my teeth?

Yes, especially in children. Mouth breathing changes palate width and tooth alignment. As an adult, it's often connected to sleep problems. If you're not getting air through your nose efficiently, you're breathing harder at night and waking up.

What signs suggest my child is a mouth breather?

Watch them while they sleep or play. If they breathe through their mouth most of the time, talk to their doctor. Sometimes it's allergies that need treatment. Sometimes it's posture. Sometimes it's about retraining how they breathe.

How can I help my child develop better breathing habits?

Simple habit: breathe through your nose when you can. Close your mouth during the day. It sounds basic, but it changes things, especially for kids whose faces are still developing. If you notice constant mouth breathing, let's talk about it at your appointment.

Can breathing problems cause dental issues?

Absolutely. Mouth breathing affects how your jaw and palate develop, which affects your teeth. Sleep apnea and breathing issues are connected to teeth grinding too. That's why I look at your palate width, tongue position, and breathing signs at every visit.

Ready to Take the Next Step?

Book your appointment with Dr. Kaur at The Village Dentist in Bloor West Village.

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(416) 760-0404  |  [email protected]  |  750 Annette St, Toronto

Dr. Abinaash Kaur

Dr. Abinaash Kaur is the founder and lead dentist at The Village Dentist in Toronto's Bloor West Village. She holds a Doctor of Dental Surgery (DDS) degree and is a registered member of the Royal College of Dental Surgeons of Ontario (RCDSO) and the Ontario Dental Association (ODA). With a gentle, patient-centred approach, Dr. Kaur provides comprehensive dental care for families across Bloor West Village and the greater Toronto area. She writes about oral health, preventive care, and the latest in dentistry to help patients feel confident and informed.

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