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Related Concept Videos

Gastritis-II: Pathophysiology01:17

Gastritis-II: Pathophysiology

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Gastritis is marked by disruption of the mucosal barrier that usually protects the stomach tissue from digestive juices and manifests in acute and chronic forms.
In acute gastritis, the gastric mucosa becomes swollen and red and undergoes superficial erosion. Superficial ulceration may lead to bleeding.
In chronic gastritis, persistent or repeated insults lead to chronic inflammatory changes and, eventually, thinning or atrophy of the gastric tissue.
Gastritis can stem from various causes, each...
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Chronic Bowel Disorders: Introduction01:17

Chronic Bowel Disorders: Introduction

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Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
Irritable Bowel Syndrome (IBS) is a common disorder affecting the gastrointestinal tract. The distinctive feature is recurrent abdominal pain associated with altered bowel movements, manifesting as constipation, diarrhea, or fluctuating between both. The...
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Physiology of Enteric Nervous System and Gut Health01:05

Physiology of Enteric Nervous System and Gut Health

278
The gastrointestinal tract, responsible for the digestion and absorption of nutrients, is safeguarded by the intestinal barrier, which consists of secretory, physical, and immune components. At the forefront is the secretory barrier, composed of essential elements such as mucus, gut microbiota, and defense proteins. They collaborate to break down food particles, facilitate nutrient absorption, and maintain optimal gut health. These secretory components ensure the smooth functioning of the...
278
Gastroesophageal Reflux Disease I: Meaning and Pathophysiology01:29

Gastroesophageal Reflux Disease I: Meaning and Pathophysiology

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Gastroesophageal Reflux Disease (GERD) involves the recurrent backflow of the stomach or duodenal contents into the esophagus, leading to troublesome symptoms and potential esophageal mucosal damage. Although GERD is often referred to as a disease, it is more accurately described as a syndrome, as it encompasses a range of symptoms and complications rather than a singular pathological entity, impacting a large number of individuals as the most prevalent upper gastrointestinal problem. Roughly...
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Irritable Bowel Syndrome I: Introduction01:17

Irritable Bowel Syndrome I: Introduction

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Irritable Bowel Syndrome (IBS) is characterized by functional disturbances in the gastrointestinal system, presenting a cluster of symptoms without evident structural or biochemical abnormalities. It primarily affects the large intestine and may cause abdominal pain, bloating, excessive gas, diarrhea, constipation, or both.
IBS is a chronic condition that can persist over a long period or recur frequently.
The pathogenesis of IBS involves a complex interplay of the following factors:
Altered...
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Chronic Pancreatitis I: Introduction01:24

Chronic Pancreatitis I: Introduction

93
The pancreas, an elongated and flat gland situated behind the stomach, serves a vital function in digesting food and managing blood sugar levels.
Pancreatitis is the inflammation of the pancreas, which occurs when the immune system becomes active and causes swelling, pain, and disruptions in organ function. Pancreatitis can manifest as either an acute or chronic condition.
Acute pancreatitis arises suddenly and lasts for a brief duration, while chronic pancreatitis is a long-term affliction...
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Related Experiment Video

Updated: Jul 11, 2025

Author Spotlight: Assessing Surgical Frailty with Point-of-Care Ultrasound of Quadriceps Muscles
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Gut Frailty: Its Concept and Pathogenesis.

Yuji Naito1

  • 1Human Immunology and Nutrition Science, Kyoto Prefectural University of Medicine, Kyoto, Japan.

Digestion
|November 15, 2023
PubMed
Summary
This summary is machine-generated.

Constipation is a key symptom of gut frailty, linked to reduced survival and increased disease risk. Addressing gut health may improve healthy life expectancy by targeting mechanisms like gut microbiota dysbiosis.

Keywords:
AgingGut frailtyIzumo ScaleLongevityWell-being

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Area of Science:

  • Gerontology
  • Gastroenterology
  • Microbiome Research

Background:

  • A significant disparity exists between average and healthy life expectancy in Japan.
  • Gut frailty is increasingly recognized as a contributor to chronic inflammation, disease progression, and overall frailty.

Purpose of the Study:

  • To highlight the significance of gut frailty and its associated symptoms.
  • To explore the molecular mechanisms and potential interventions for gut frailty.

Main Methods:

  • Review of recent research on gut frailty and its health implications.
  • Analysis of self-reported symptoms, particularly constipation, as indicators of gut frailty.
  • Examination of molecular pathologies and gut microbiota's role.

Main Results:

  • Constipation is a critical indicator of gut frailty, associated with lower survival rates.
  • Gut frailty increases the risk for chronic kidney disease, cardiovascular diseases, and neurodegenerative disorders.
  • Early pathologies include decreased mucus secretion and gut microbiota dysbiosis.

Conclusions:

  • Gut frailty, though not widely recognized, significantly impacts health outcomes and longevity.
  • Interventions targeting gut microbiota, such as prebiotics, probiotics, and fecal microbiota transplantation, show therapeutic potential.
  • Future research aims to develop practical screening, diagnostic, and intervention strategies for gut frailty.