There ’ s a Reason They ’ re Called ‘ Gut ’ Feelings
In the 1800s, a French Canadian named Alexis St. Martin was shot in the stomach while at a fur trading post, when someone’s musket accidentally fired at close range. He survived, but his injuries resulted in a hole in his stomach wall. This provided an early window—literally—into how our emotions and mental health affect the gut. Through careful experiments, the surgeon William Beaumont discovered that St. Martin’s mental state had direct physiological consequences on his stomach’s activity: when he felt irritable, for example, his digestion slowed. Somehow, his emotional states were manifest in the specific, local biology of his gut.
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Most people have experienced the gut consequences of their emotional feelings. Nerves before an exam might lead you to feel nauseous or even vomit. Profound sadness might make you lose your appetite, or perhaps cause a hunger impossible to satiate. Gut symptoms are common in mental health conditions, from appetite changes in depression to debilitating “psychosomatic” stomach pains. Many of our feelings are gut feelings.
But the gut doesn’t just respond to emotional feelings: it influences them, too. Take disgust. Disgust is visceral. Our stomach, like our heart, has a regular electrical rhythm; even just seeing something disgusting causes disruptions, called “dysrhythmias,” in this electrical signalling. Although disgust is crucial for...
Source: TIME: Health - Category: Consumer Health News Authors: Camilla Nord Tags: Uncategorized freelance Source Type: news
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