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The Gut Health Episode: Harvard Doctor Reveals What’s Normal (and What’s Not)

Order your copy of The Let Them Theory 👉 https://melrob.co/let-them-theory 👈 The #1 Best Selling Book of 2025 🔥 Discover how much power you truly have. It all begins with two simple words. Let Them. — If you’ve ever wondered whether your bloating is normal, what your poop is supposed to look like, or why your stomach seems to have a mind of its own… you are definitely not the only one. This conversation is hilarious, science-backed, and packed with the answers to questions we all have but rarely ask. By the end, you’ll understand your body better, feel less embarrassed about what it’s doing, and finally have a practical guide to taking care of your gut instead of guessing. Today, Dr. Trisha Pasricha is here to answer every question you’ve been too embarrassed to ask out loud. Dr. Pasricha is a Harvard Medical School physician-scientist, a board-certified gastroenterologist, director of the Institute for Gut-Brain Research at Beth Israel Deaconess Medical Center, and the longtime “Ask a Doctor” columnist for The Washington Post. She’s also the author of the new book You’ve Been Pooping All Wrong. She’s funny, brilliant, and completely unafraid to talk about the things most doctors avoid, from poop and bloating to hemorrhoids, colon cancer risk, and the surprising ways your gut influences your mood and brain. In this episode, you’ll learn: -What a normal poop looks like and when you should go to a doctor -Why you’re bloated and what to do about it -Why looking at your phone on the toilet dramatically increases hemorrhoid risk (and the 5‑minute rule every GI doctor follows) -The #1 mistake make that causes constipation -Why more young people are getting colon cancer, and the early warning signs of colon cancer you should never ignore -What your gut is telling you about your stress and mental health -The simple habits that support digestion, gut health, and long-term wellness This is the ultimate no-shame conversation that will help you finally understand how to listen to your gut. Dr. Pasricha will change the way you think about digestion, gut health, and yes, even poop. For more resources related to today’s episode, click here for the podcast episode page: Follow The Mel Robbins Podcast on Instagram: https://www.instagram.com/themelrobbinspodcast I’m just your friend. I am not a licensed therapist, and this podcast is NOT intended as a substitute for the advice of a physician, professional coach, psychotherapist, or other qualified professional. Got it? Good. I’ll see you in the next episode. In this episode: 0:00 Meet The Guest 4:59 Digestive System Explained: How Digestion Works 13:20 Stress and Stomach Pain: Why Anxiety Causes Gut Symptoms 19:24 What Is a Gut Feeling? The Science Behind Trusting Your Gut 26:20 Why Gut Health Problems Are Increasing: What Doctors Are Seeing 32:08 Chronic Constipation: Symptoms, Causes, and Treatment Options 38:06 Gut Symptoms You Should Not Ignore: When to See a Doctor 40:40 Colon Cancer Warning Signs: The 4 Symptoms to Take Seriously 48:16 How Often Should You Poop? What’s Normal vs. Not Normal 49:44 What Shape Should Your Poop Be? 54:29 Is It Bad to Hold in Poop? Side Effects Explained 59:37 Poop Color Guide: What Color Should Your Poop Be? 1:11:20 Why You Should Never Bring Your Phone In The Bathroom 1:15:19 How to Wipe Properly: Toilet Hygiene Tips That Work 1:20:34 Gut Health Myths: Leaky Gut, Bloating, Probiotics, and Supplements — Follow Mel: Instagram: https://www.instagram.com/melrobbins/ TikTok: http://tiktok.com/@melrobbins Facebook: https://www.facebook.com/melrobbins LinkedIn: https://www.linkedin.com/in/melrobbins Website: http://melrobbins.com​ — Sign up for Mel’s newsletter: https://melrob.co/sign-up-newsletter A note from Mel to you, twice a week, sharing simple, practical ways to build the life you want. — Subscribe to Mel’s channel here: https://www.youtube.com/melrobbins​?sub_confirmation=1 — Listen to The Mel Robbins Podcast 🎧 New episodes drop every Monday & Thursday! https://melrob.co/spotify https://melrob.co/applepodcasts https://melrob.co/amazonmusic — Looking for Mel’s books on Amazon? Find them here: The Let Them Theory: https://amzn.to/3IQ21Oe The Let Them Theory Audiobook: https://amzn.to/413SObp The High 5 Habit: https://amzn.to/3fMvfPQ The 5 Second Rule: https://amzn.to/4l54fah

Dr. Trisha PasrichaguestMel Robbinshost
Mar 29, 20261h 32mWatch on YouTube ↗

At a glance

WHAT IT’S REALLY ABOUT

Harvard GI expert demystifies poop, gut-brain link, and red flags

  1. Dr. Trisha Pasricha reframes the gut as a complex organ system—immune, hormonal, and neurological—sending most vagus-nerve signals from gut to brain and influencing mood and stress responses.
  2. The episode breaks down digestion anatomy and transit time, then translates common experiences (butterflies, urgency before speaking) into specific stress-hormone physiology and practical decision-making about “gut feelings.”
  3. A large portion of Americans normalize disruptive GI symptoms; the conversation focuses on constipation mechanics, pelvic floor dysfunction, and simple fixes like posture (knees above waist) and biofeedback therapy.
  4. Viewers get a “poop report card” framework: frequency range, ideal time-to-go, stool shape/consistency clues, and color guidance including urgent warning colors and when to document with photos.
  5. The doctor debunks social-media gut trends (especially “leaky gut” as a catch-all diagnosis and routine probiotic use) and emphasizes fiber/prebiotics, limiting ultra-processed foods, and reducing alcohol to protect long-term brain and gut health.

IDEAS WORTH REMEMBERING

5 ideas

Think of the gut as a brain, not just plumbing.

The enteric nervous system contains extensive neural circuitry and produces neurotransmitters; about 80% of vagus-nerve signals travel from gut to brain, reshaping how clinicians view anxiety, mood, and systemic disease links.

“Gut feelings” are physiological alarms, not prophecies.

Stress/emotion activates the amygdala → CRH release, slowing the stomach and speeding the colon; Pasricha suggests using the sensation as a cue to pause and ask what the body is detecting (novelty, risk, safety) rather than labeling it good/bad.

Normal bowel habits are defined by ease and timing, not “once daily.”

A normal BM should be effortless and socially manageable; frequency can range from 3x/day to once every 3 days, especially shifting with higher fiber intake.

Time-on-toilet is a health variable—cap it at five minutes.

Her lab found smartphone bathroom use strongly correlates with sitting >5 minutes and a 46% higher hemorrhoid risk, likely due to prolonged unsupported pelvic-floor pressure and venous engorgement.

Constipation is often a coordination/mechanics problem, not just fiber.

A significant subset has pelvic floor dysfunction; evidence-backed biofeedback PT over ~8–12 weeks improves 80–90%, and a simple immediate tweak—raising knees above the waist—can help by straightening the anorectal angle.

WORDS WORTH SAVING

5 quotes

Your gut is a brain.

— Dr. Trisha Pasricha

80% of those signals… they’re not going from the brain… down to the gut. They’re going from the gut to the brain.

— Dr. Trisha Pasricha

A gut feeling is neither good or bad… it’s simply a message… the stakes of the situation are higher than you realize.

— Dr. Trisha Pasricha

Less than five. Ideally, less than one minute. It should be an in-and-out job.

— Dr. Trisha Pasricha

If you see [pale clay stool]… you should run and not walk. This is actually an emergency.

— Dr. Trisha Pasricha

Gut anatomy: mouth-to-anus GI tractEnteric nervous system and vagus nerve signalingStress physiology: amygdala, CRH, motility changesConstipation and pelvic floor dyssynergia (biofeedback)Normal poop timing, frequency, and stool formStool color meanings and medical red flagsMyths: leaky gut, probiotics vs prebiotics; fiber supplementation

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