The Breathcure Journal Topic

Dry Mouth

Dry mouth (xerostomia) is one of the most common — and most overlooked — causes of bad breath, cavities, and difficulty swallowing. The articles in this tag cover what triggers it, including medications, mouth breathing, and dehydration, and how to protect your teeth when saliva flow drops. You'll also find practical product recommendations and the in-office treatments we offer at the Center for Breath Treatment for patients whose dry mouth is chronic rather than situational.

5 articles updated Jun 2026

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Authored by

Dr. Teah Nguyen, DDS

Dr. Teah Nguyen, DDS

20+ years in clinical dentistry · Berkeley, CA

About this topic

Last updated
Reviewed by
Dr. Teah Nguyen, DDS
Related services
Dry Mouth Treatment

Articles in this topic

Waking Up with Very Dry Mouth: Causes and Night Relief

Waking Up with Very Dry Mouth: Causes and Night Relief

Waking up with very dry mouth night after night points to a treatable cause — usually mouth breathing, sleep apnea, medications, or low saliva flow. Here is what to do tonight, and when to see a specialist.

What Causes Dry Mouth? A Guide to Xerostomia

What Causes Dry Mouth? A Guide to Xerostomia

Dry mouth is a diagnosable condition with identifiable causes — not just dehydration. Medications, mouth breathing, autoimmune disease, stress, and cancer therapy all play distinct roles. A clinical guide to the why, the consequences, and what actually restores saliva.

How to Get Rid of Halitosis Permanently

How to Get Rid of Halitosis Permanently

Chronic bad breath rarely responds to mouthwash and tongue scrapers alone. Learn the five root causes of halitosis — and the diagnosis-first treatment path that actually clears it for good.

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