Aug 12, 2026 · 44 min · 12 segments
Could Parkinson's disease begin in the gut? Emerging research suggests the connection between the gut and brain may be much stronger than we once believed.In this episode, Sam talks with Dr. Trisha…
Trisha PasrichaGuestSamHostHi, Tricia.
Thank you so much for being with us today.
I know you've had an incredibly busy year, as we were just talking about, and an even crazier schedule.
So I'm going to assume most of our audience knows who you are, but just in case, would you mind introducing yourself and telling us a little bit more about who you are?
I'm at Beth Israel Deaconess Medical Center, and I'm an assistant professor at Harvard Medical School.
Some people might know me because I write the Ask a Doctor column for the Washington Post, and others might know me because I recently wrote a book called You've Been Pooping All Wrong, which has been making the rounds.
But I actually spend most of my time studying Parkinson's disease, despite all of that.
So now that more information is coming out and just people are questioning this, Like, I always wondered if my GI issues were hereditary to some degree because of that.
He had very similar symptoms to what I have with gastroparesis.
And now looking at this a little bit deeper, I'm like, maybe there was a connection there after all.
So, you know, what is I'll say, what is the connection or what are you finding in your research that does start to make that connection between the two? Yeah.
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Hi, Tricia.
Thank you so much for being with us today.
I know you've had an incredibly busy year, as we were just talking about, and an even crazier schedule.
So I'm going to assume most of our audience knows who you are, but just in case, would you mind introducing yourself and telling us a little bit more about who you are?
I'm at Beth Israel Deaconess Medical Center, and I'm an assistant professor at Harvard Medical School.
Some people might know me because I write the Ask a Doctor column for the Washington Post, and others might know me because I recently wrote a book called You've Been Pooping All Wrong, which has been making the rounds.
But I actually spend most of my time studying Parkinson's disease, despite all of that.
So now that more information is coming out and just people are questioning this, Like, I always wondered if my GI issues were hereditary to some degree because of that.
He had very similar symptoms to what I have with gastroparesis.
And now looking at this a little bit deeper, I'm like, maybe there was a connection there after all.
So, you know, what is I'll say, what is the connection or what are you finding in your research that does start to make that connection between the two? Yeah.
