Podcast HackWhat Really Causes IBS? By ZOE Science & Nutrition, Jonathan Wolf, Dr. Will Bulsiewicz
In a Nutshell
In this April 2025 episode of the ZOE Science and Nutrition podcast, host Jonathan Wolf interviews Dr. Will Bulsiewicz about the underlying causes of digestive problems and how they link to our wider health.

Favorite Quote
Forty percent of people on the planet have some sort of chronic, ongoing digestive issues.
Jonathan Wolf
Introduction
Most people have experienced digestive issues, even if only temporarily, and know how difficult they can make day-to-day life.
But the cause and solution for IBS and similar issues has been murky and unspecific for decades, leaving sufferers in the dark.
In this April 2025 episode of the ZOE Science and Nutrition podcast, host Jonathan Wolf interviews gastroenterologist Dr. Will Bulsiewicz about the symptoms of IBS, where it comes from, and further health issues it can cause.
Delving into archaic theories, modern science, and possible solutions, Bulsiewicz explores the realities of living with a gut health condition, provides practical tips on tackling them, and explains how to avoid other interlinked health issues.
Here are the 3 key insights from this Hack
- 1.The gut and the brain are more interconnected than we might expect
- 2.Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc volutpat, leo ut.
- 3.Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc volutpat, leo ut.