Top Surgeon: This “Healthy” Protein Habit Is Raising Your Cancer Risk—Here's The Quick Fix

The Liz Moody Podcast

Liz Moody

Self-improvement, Education, Mental Health, Health & Fitness

4.9 • 3.2K Ratings

🗓️ 8 April 2026

⏱️ 83 minutes

🔗️ Recording | iTunes | RSS

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Summary

GI cancers are skyrocketing in young people. Colon cancer killed Chadwick Boseman at 43. And, we can all drastically lower our cancer risks almost immediately. In this episode, a top surgeon shares exactly how. Today’s guest is Dr. Karan Rajan, an NHS surgeon, who has worked with the UN, World Health Organization, and British Red Cross. He shares the three things you can do every single day to lower your risk of GI cancer, what's actually driving chronic inflammation, and the one highest-return, lowest-effort habit for your health—plus he's running through his honest thoughts on cold plunges, seed oils, GLP-1s, saunas, and more sharing exactly what the science says. 🎧 What you’ll learn: • 3 things to start and stop doing to immediately lower your cancer risk • Whether or not you're eating too much protein • What your poop is really telling you (+ how to do an at home poop check!) • What health trends are worth your time and money • The difference between fast, medium, and slow fibers • The resilience of your gut microbiome (+ how to rebuild it after taking antibiotics) • The supplements and foods Dr. Karan eats daily Resources mentioned in today’s episode: • Bristol Stool Chart: https://my.clevelandclinic.org/health/articles/bristol-stool-chart • FODMAP Information: https://www.monashfodmap.com/about-fodmap-and-ibs/ Check out the previous episode of The Liz Moody Podcast with Dr. Karan: Ranking Gut Health Advice From Social Media (with Dr. Karan Rajan) For more from Dr. Karan Rajan: • Website: https://www.drkaranrajan.com/ • Book: https://www.drkaranrajan.com/book • Instagram: https://www.instagram.com/drkaranrajan/ Ready to uplevel every part of your life? Order Liz’s book 100 Ways to Change Your Life: The Science of Leveling Up Health, Happiness, Relationships & Success now! Connect with Liz on Instagram @lizmoody or online at www.lizmoody.com. Subscribe to the substack by visiting https://lizmoody.substack.com/welcome.Buy our cute sweatshirts, conversation cards, and more at https://shop.lizmoody.com/. Use our discount codes from our highly vetted and tested brand partners by visiting https://www.lizmoody.com/codes. To join The Liz Moody Podcast Club Facebook group, go to www.facebook.com/groups/thelizmoodypodcast. This episode is brought to you completely free thanks to the following podcast sponsors: • OneSkin: visit OneSkin.co/Liz and use code LIZ to get 15% OFF for a limited time. • Wildgrain: go to Wildgrain.com/LizMoody to get $30 off your first box + FREE croissants for LIFE. • Timeline: head to Timeline.com/Liz to save up to 39% OFF. The Liz Moody Podcast cover art by Zack. The Liz Moody Podcast music by Alex Ruimy. Formerly the Healthier Together Podcast. This podcast and website represents the opinions of Liz Moody and her guests to the show. The content here should not be taken as medical advice. The content here is for information purposes only, and because each person is so unique, please consult your healthcare professional for any medical questions. The Liz Moody Podcast Episode 420. Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

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0:00.0	You have no idea what's happening inside your body right now.
0:02.8	And I don't mean that in like a vague, wellnessy way.
0:05.4	I mean there could be something growing.
0:07.2	There could be something dying.
0:08.3	There could be something silently shifting in your gut right now.
0:12.3	And you might not know till years down the line.
0:15.0	GI cancers are skyrocketing in young people.
0:18.3	Poland cancer killed Chadwick Bozeman at 43.
0:22.4	And the crazy part is the person spending $200 a month on all of these crazy supplements and lymphatic drainage massages
0:27.6	might actually be in worse shape than the person who is just doing a few boring, unsexy things
0:34.0	right. Today's guest has seen inside of the human body, literally, he has cut people
0:38.7	open, he has looked at their organs, and he's dove into all of the research out there. So he knows
0:44.5	what is actually happening inside your body when you go super high protein, when you fiber max,
0:50.4	when you do lymphatic drainage massage, when you try all these different things that are
0:54.3	trendy on the internet. And he has very, very strong opinions about which wellness trends are
0:58.7	helping you, which ones are doing nothing, and which ones are actually making things worse.
1:03.4	Dr. Kern Rajan is a general surgeon, one of the most followed doctors in the world, and someone
1:07.8	who bridges the gap between what we see on social media and what he sees on the operating table. Today, he's going to tell you the three things that you can do
1:14.8	every single day to lower your risk of GI cancer, what's actually driving chronic inflammation.
1:20.8	We're going to run through things like cold plunges and seed oils and GLP1s and peptides and
1:25.5	saunas and more. And we're going to tell you exactly what the science
1:28.7	actually says. Welcome to the Liz Moody podcast where we skip past the BS and get you actual
	...

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