Your Gut Processes Emotion and Regulates Health While You Sleep | Dr. Emeran Mayer| Big Think

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19.3 هزار بار بازدید - 8 سال پیش - Your Gut Processes Emotion and
Your Gut Processes Emotion and Regulates Health While You Sleep
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There is so much more going on in your sleep than you think.
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EMERAN MAYER :

Dr Emeran Mayer is a world-renowned gastroenterologist and neuroscientist with 35 years of experience in the study of clinical and neurobiological aspects of how the digestive system and the nervous system interact in health and disease. His current research focus is on the role of the gut microbiota brain interactions in emotion regulation, chronic visceral pain, and in obesity. His research has been continuously supported by the National Institutes of Health.
Dr Mayer is a professor in the Departments of Medicine, Physiology and Psychiatry at the David Geffen Schol of Medicine at UCLA, executive director of the G Oppenheimer Center for Neurobiology of Stress and Resilience, and co-director of the CURE: Digestive Diseases Research Center at UCLA.
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TRANSCRIPT:

Emeran Mayer:  So when we sleep and we have an empty stomach then the activity, the contractile activity of our gut changes to a very unique pattern. It’s a 90-minute cycle, very powerful waves of contractions migrate from the esophagus all the way down to the end of our large intestine. And they move very slowly. So this has been referred to as the intestinal housekeeper that sort of cleans the gut from any residue that’s present. And the rhythm for that is generated by the brain so it’s dependent on the input of the vagus nerve on the second brain in the gut. And this has been something that also should occur when during daytime when in between meals when our stomach and intestinal system is empty.

However with the sort of modern habit of snacking in between meals so a lot of people don’t have that during the day but have it during sleep. If you add the microbes into this now it’s quite likely, not really proven. I mean the microbes obey some kind of a Circadian rhythm by themselves so they’re different during sleep and during daytime. But it’s quite possible to assume that this powerful wave that sort of cleans everything out will also affect the microbes, the composition of the microbes because if we don’t have it – so people that don’t have that for some reason they will develop abnormal colonization, for example, of their small bowel with a lot of microbes that don’t really belong there. So clearly an important role in regulating the populations and the regional distribution of these microbes in our gut. What happens during sleep, so during REM sleep when we have a lot of activity going on within the autonomic nervous system circuits within the brain and the signals are being sent to the gut. So our body is inhibited but not our intestinal activity.

So in many ways emotions that we experience usually in our dreams have their mirror image in terms of gut activity – contractions, secretions. And again I mean like everything that goes on within our brain emotionally always is reflected just like our facial expression reflects our emotions, everything reflects our emotional state either during waking time or sleep time at the gut level. And the microbes who live in that environment are affected by it. So it’s an area that’s not studied in great detail but very important for an understanding of how the microbes, the gut and the brain interact and maintain health. So sleep is a very important ingredient for health regulation of the immune system but for the also regulation of gut function and particularly gut microbial integrity and wellbeing.

We know quite a bit about what happens during sleep and during dreaming. In psychoanalysis this is a big window into our emotional lives so Jungian or Freudian psychoanalysts have spent a lot of time interpreting dreams and getting an access to this process. A big portion is probably the processing and consolidation of memories that have been experienced during the day. Many of these memories have a gut feeling component because every time we have an emotion during the day there’s always a counterpart at the gut level that is then through these sensory pathways goes back to the brain. We may not experience it during the daytime but it’s encoded in this vast database within the brain. So what happens then during sleep there is this retrieval and then processing and consolidation of these memories including all the gut feelings that are associated with those experiences that we had during the day.
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8 سال پیش در تاریخ 1395/08/10 منتشر شده است.
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