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November 25, 2025 56 mins

What if cancer risk has far less to do with your weight than your insulin?

Dr. Katie Deming sits down with Dr. Christy Kesslering, a fellow radiation oncologist who made the same unconventional leap out of Western medicine. Their conversation opens doors to understanding how metabolism influences cancer in ways most doctors never discuss with their patients.

Dr. Kesslering reveals how her personal health struggles uncovered something most oncologists miss completely: insulin drives cancer growth far more than weight ever could. 

Chapters:
05:32 - Emotional Roots of Cancer
07:12 - Why She Left Radiation Oncology
09:48 - Redefining Integrative vs Functional Medicine
12:55 - The Power of Nutrient-Dense Real Food
16:04 - The Most Revealing Cancer Biomarkers
21:48 - Ketogenic Diet During Treatment
26:35 - Steroids, Chemo, and Better Outcomes
30:52 - Fasting vs Fasting Mimicking Diet
36:22 - Radiation Protocols and Ketosis
40:05 - Carnivore vs Carnivore-ish
47:50 - Ketone Levels and Real-World Healing

She brings years of real clinical experience counseling patients on metabolic approaches right alongside their radiation treatment. You'll discover the specific blood markers that show what's truly happening beneath the surface and why your regular lab work probably isn't telling you the whole story.

They break down exactly how to use fasting strategically around chemotherapy and radiation. Dr. Kesslering also tackles the truth about carnivore diets, hidden plant toxins, and why those trendy "fasting mimicking" packages might be doing more harm than good.

You'll want to stay until the end because Dr. Kesslering reveals why chasing the "perfect" ketosis numbers might actually be sabotaging your healing, and what matters far more than any measurement you'll find in research studies.

Listen and learn what two radiation oncologists discovered when they stopped treating symptoms and started addressing the metabolic terrain where cancer actu

Access the FREE Water Fasting Masterclass Now: https://www.katiedeming.com/the-healing-power-of-fasting/

Transform your hydration with the system that delivers filtered, mineralized, and structured water all in one. Spring Aqua System:  https://springaqua.info/drkatie

Download the FREE Healing Tools Guide: https://bit.ly/drkatie-giftguide

MORE FROM KATIE DEMING M.D.

Work with Dr. Katie: www.katiedeming.com

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Follow Dr. Katie Deming on Instagram: https://www.instagram.com/katiedemingmd/

Email: INFO@KATIEDEMING.COM

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Watch on Youtube: https://youtube.com/playlist?list=PL5LplU70TE9i01tW_7Tozi8b6X6rGBKA2&si=ZXLy5PjM7daD6AV5

DISCLAIMER: The Born to Heal Podcast is intended for informational purposes only and is not a substitute for seeking professional medical advice, diagnosis, or treatment. Individual medical histories are unique; therefore, this episode should not ...

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