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Dr Rangan ChatterjeeDr Rangan Chatterjee

This Hidden Cause Wrecks 90% of People’s Health – Try These 5 Fixes Today

Download my FREE Habit Change Guide HERE: https://bit.ly/3VCaV34 Download my FREE Breathing Guide HERE: http://bit.ly/3WbGHUw Dr Mark Hyman has been a practising medical doctor for several decades and an internationally recognised leader, speaker and educator in the field of Functional Medicine. He is co-founder and the chief medical officer of Function Health, founder of the Cleveland Clinic Center for Functional Medicine and the author of an incredible fifteen New York Times best-selling books. #feelbetterlivemore #feelbetterlivemorepodcast Order MAKE CHANGE THAT LASTS. US & Canada version https://amzn.to/3RyO3SL, UK version https://amzn.to/3Kt5rUK ----- Follow Dr Chatterjee at: Website: https://drchatterjee.com/ Facebook: https://facebook.com/drchatterjee Twitter: https://twitter.com/drchatterjeeuk Instagram: https://instagram.com/drchatterjee Newsletter: https://drchatterjee.com/subscription DISCLAIMER: The content in the podcast and on this webpage is not intended to constitute or be a substitute for professional medical advice, diagnosis, or treatment. Never disregard professional medical advice or delay in seeking it because of something you have heard on the podcast or on my website.

Dr. Rangan Chatterjeehost
May 30, 20252h 0mWatch on YouTube ↗

At a glance

WHAT IT’S REALLY ABOUT

Chronic stress and modern habits quietly drive disease, and fixes exist

  1. Dr. Chatterjee’s son’s near-fatal vitamin D deficiency becomes a catalyst for questioning conventional training and embracing lifestyle and nutrition science as core to health.
  2. The guests frame chronic stress as a modern, pervasive health driver—often rooted in perception and lack of control—while emphasizing we can build resilience even when stressors remain.
  3. They highlight measurable stress physiology (especially heart rate variability) and show how identifying a single weekly trigger can create “ripple effects” across sleep, alcohol use, productivity, and relationships.
  4. Digital overuse is presented as a major stress amplifier that steals downtime needed for the brain’s default mode network, creativity, and recovery, making tech-free breaks and phone boundaries powerful interventions.
  5. A substantial segment links diet quality and diversity to mood and brain health through the gut microbiome, cautioning about ultra-processed foods, artificial sweeteners, and the school “snacking culture,” while promoting fiber-rich, plant-predominant eating patterns.

IDEAS WORTH REMEMBERING

5 ideas

Small, targeted stress interventions can transform multiple health behaviors.

Using HRV data, Chatterjee shows a patient’s weekly “trigger” (a stressful Wednesday meeting) drove alcohol, poor sleep, caffeine, and relationship strain; one yoga class before going home interrupted the cascade and improved the entire week.

Measure stress where possible—what gets tracked gets changed.

Heart rate variability is presented as an objective proxy of physiological stress and adaptability; seeing patterns in data can reveal hidden triggers and motivate specific, testable behavior changes.

Downtime is not laziness—it’s a biological need for problem-solving.

They argue constant phone use erodes micro-moments of rest, suppressing the brain’s default mode network, which supports creativity and problem-solving (e.g., why ideas arrive in the shower or on walks).

Tech boundaries are a high-leverage, low-cost stress “treatment.”

Practical steps include a tech-free lunch break, leaving the phone in a drawer during a 15-minute outdoor walk, not charging phones in the bedroom, and creating a “golden hour” morning/evening without screens—even starting with five minutes.

Pleasure and passion are legitimate prescriptions for resilience.

Chatterjee’s ‘daily dose of pleasure’ (even five minutes) and the story of a man recovering energy and mood by reviving a beloved hobby (“train set deficiency”) illustrate how joy can restore motivation, relationships, and work engagement.

WORDS WORTH SAVING

5 quotes

If I'm honest, Mark, I froze.

— Dr. Rangan Chatterjee

This is a fully preventable vitamin deficiency, and my son's nearly died from that.

— Dr. Rangan Chatterjee

None of us took a class called Creating Healthy Human 101 in medical school.

— Dr. Mark Hyman

The problem now, Mark, is that for many of us-Our stress response is not being activated by wild predators. It's being activated by our daily lives.

— Dr. Rangan Chatterjee

For the bulk of our evolution, we have used food to fill a hole in our stomachs. But today, we use food to fill a hole in our hearts, and we, we need to understand that.

— Dr. Rangan Chatterjee

Vitamin D deficiency and calcium regulationThe four pillars: food, movement, sleep, relaxationStress physiology and the fight-or-flight responseHeart rate variability (HRV) as a stress metricMeaning/purpose frameworks (ikigai vs LIVE)Digital detox and the default mode networkGut microbiome, fiber, polyphenols, and food diversityUltra-processed foods, artificial sweeteners, and cravingsWhole grains controversy and short-term elimination dietsSchool food environments, snacking culture, and fasting patternsPersonalized nutrition and timing of eating (time-restricted feeding/5:2)

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