Why 70% of Your Immune System Lives in Your Gut | Dr. Will Bulsiewicz

The Daily Motivation

Lewis Howes

Education, Self-improvement

4.8 • 960 Ratings

🗓️ 26 January 2026

⏱️ 9 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

Chronic inflammation isn’t always loud. Sometimes it’s a nonstop internal fight triggered by a weakened gut barrier. Dr. Will Bulsiewicz explains how your microbiome and immune system shape your energy, inflammation, and resilience, and how to start shifting the story.

Transcript

Click on a timestamp to play from that location

0:00.0	Hi, my name is Lewis Howes and welcome to the Daily Motivation Show.
0:11.7	Okay, so there's acute and low-grade chronic inflammation, correct?
0:16.9	Yeah.
0:17.5	And the low-grade chronic information mostly comes from the foods we eat, or is it also our
0:23.5	environment, our sleep patterns, you know, and other things that we do?
0:27.8	Okay.
0:28.3	So one of the core ideas that I present in this book, and I will defend this position,
0:35.6	is that your gut and your immune system are completely intertwined
0:40.3	and inseparable. So just to frame this, our first episode, if you haven't listened to it,
0:46.5	go back and take a listen, but just to quickly frame, we have a gut microbiome, mostly in our
0:52.3	margin test in our colon, with 38 trillion microorganisms.
0:57.4	Okay. Microscopic, we can't see them, but they actually outnumber us.
1:00.2	That's more than we have human cells.
1:01.8	Wow.
1:02.4	Yeah.
1:03.4	So there's more gut microbiome than we have human cells.
1:07.7	100%.
1:08.4	You are definitely less than 50% human.
1:12.2	And if we were to line you up as your genetic code, like if we were to like basically
1:16.8	have a football field, okay, and every single yard represented like where does your genetic
1:21.9	code come from?
1:22.9	All right, one yard would be the genetic code that you inherited from your parents. And 99 yards,
	...

Please login to see the full transcript.

Previous episode | Next episode

Disclaimer: The podcast and artwork embedded on this page are from Lewis Howes, and are the property of its owner and not affiliated with or endorsed by Tapesearch.

Generated transcripts are the property of Lewis Howes and are distributed freely under the Fair Use doctrine. Transcripts generated by Tapesearch are not guaranteed to be accurate.