What if your mouth was the missing link in your overall health?

In this episode, dentist James Goolnik shares why oral health is about far more than brushing, flossing, and fillings and how the mouth acts as a powerful gateway to the gut, brain, sleep, and long-term wellbeing. Drawing on over 25 years of clinical experience, James explains how modern dentistry is shifting from “drill and fill” to a truly functional, whole-body approach.

We explore the oral microbiome, bleeding gums, snoring and sleep apnoea, tooth grinding, nutrition, blood sugar, stress, and why many chronic health issues may start in the mouth. James also breaks down practical, evidence-based tools you can use right away from tongue scraping and mouth taping to smarter brushing, sleep tracking, and personalised dental care.

This conversation connects dentistry, functional medicine, and lifestyle medicine in a way that will completely change how you think about your teeth and your health.

In this episode, we cover:

• Why the mouth is the gateway to the gut and brain

• The oral microbiome and chronic inflammation

• Bleeding gums, “leaky gums,” and systemic disease

• Sleep, snoring, sleep apnoea, and dental solutions

• Tooth grinding, stress, and nutrient deficiencies

• Sugar, snacking, blood glucose, and dental health

• Why mouthwash may be doing more harm than good

• Simple daily habits to protect your teeth for life

Whether you’re interested in gut health, longevity, functional medicine, or preventative care, this episode will give you a completely new perspective on oral health and why it matters far beyond your smile.

You can find James on Instagram @jamesgoolnik and as always, Julia is @juliadavies_nutrition.

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