Can You Trust Your Gut?

Author: Chloe Taylor

We've all experienced that gut feeling before - that moment when we just know that something is right or wrong, even though we can't necessarily explain why.

But what is it about our intuition that makes it so powerful? Recent research has shown that our gut feelings are not just a hunch or a guess, but are actually the result of a complex interaction between our gut microbiome, the enteric nervous system, and the central nervous system.

 

In this blog post, we'll explore the fascinating science behind the gut-brain connection and how it plays a crucial role in our intuition.

 

The gut-brain connection refers to the communication pathway between the gastrointestinal (GI) tract and the central nervous system (CNS). While this connection has long been recognised by medical professionals, it is only recently that we have started to understand the full extent of its impact on our physical and mental health. This connection plays an important role in many bodily functions, including digestion, mood regulation, and even intuition.

 

Recent research has shown that the gut-brain connection is far more complex than previously believed. The enteric nervous system (ENS), sometimes called the “second brain,” is a collection of neurons in the GI tract that communicate with the CNS. The ENS can function independently of the CNS, but also sends signals to the brain that can influence mood and behaviour. The gut microbiome, the collection of bacteria and other microorganisms that inhabit the GI tract, also plays a crucial role in this communication pathway.

 

One of the most intriguing aspects of the gut-brain connection is its relationship to intuition.

 

Intuition, often described as a gut feeling, is the ability to understand something immediately without the need for conscious reasoning. While intuition is often thought of as a mysterious or even mystical phenomenon, recent research has suggested that it is closely linked to the gut-brain connection.

 

According to a study published in Nature Neuroscience, individuals with higher interoceptive awareness, or the ability to perceive internal bodily sensations, exhibit increased activation in brain regions associated with decision-making and emotional processing. This suggests that people who are more in tune with their bodily sensations may be better at making intuitive decisions.

 

Another study published in the journal Proceedings of the National Academy of Sciences found that gut bacteria can influence the brain’s processing of emotional information. The researchers found that when mice were given a specific strain of bacteria, they were less anxious and showed lower levels of stress hormones. This effect was not observed when the mice were given a different strain of bacteria. This suggests that specific gut bacteria can influence the brain’s emotional processing and may be involved in the development of intuition.

 

There is also evidence to suggest that the gut-brain connection plays a role in our emotional responses. For example, a study published in the journal Nature Microbiology found that people who had more diverse gut microbiomes reported fewer symptoms of anxiety and depression. This suggests that the gut microbiome may play a role in regulating our emotions and may be involved in the development of intuition.

 

The gut-brain connection is a fascinating area of research that is shedding new light on our understanding of intuition. While the idea that our gut feelings are connected to our brains may seem strange at first, the evidence suggests that this connection is very real. By understanding the complex interplay between our gut microbiome, the enteric nervous system, and the CNS, we may be able to harness the power of intuition to make better decisions and lead happier, healthier lives.

 

Disclaimer: The information in this article is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified healthcare provider with any questions you may have regarding a medical condition. The author and publisher make no guarantees or warranties regarding the accuracy or completeness of the information provided in this article, and any reliance on the information is strictly at your own risk. You can find our full Disclaimer here.

 

Mayer, E. A., Tillisch, K., & Gupta, A. (2015). Gut/brain axis and the microbiota. Journal of clinical investigation, 125(3), 926-938.

Furness, J. B., Callaghan, B. P., Rivera, L. R., & Cho, H. J, 2014, The enteric nervous system and gastrointestinal innervation: integrated local and central control. Advances in experimental medicine and biology, 817, 39-71.

Khalsa, S. S., Rudrauf, D., Feinstein, J. S., & Tranel, D. (2009). The pathways of interoceptive awareness. Nature Neuroscience, 12(12), 1494-1496.

Bravo JA, Forsythe P, Chew MV, Escaravage E, Savignac HM, Dinan TG, Bienenstock J, Cryan JF. Ingestion of Lactobacillus strain regulates emotional behavior and central GABA receptor expression in a mouse via the vagus nerve. Proceedings of the National Academy of Sciences, 108(38), 16050-16055

Valles-Colomer M, Falony G, Darzi Y, Tigchelaar EF, Wang J, Tito RY, Schiweck C, Kurilshikov A, Joossens M, Wijmenga C, Claes S, Van Oudenhove L, Zhernakova A, Vieira-Silva S, Raes J, 2019, The neuroactive potential of the human gut microbiota in quality of life and depression. Nature Microbiology, 4(4), 623-632.

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