Irritable Bowel Syndrome

Irritable bowel syndrome (IBS) is a common disorder that affects the large intestine, often causing bouts of cramping, abdominal pain, bloating, diarrhea and constipation.

What is Irritable Bowel Syndrome?

Irritable bowel syndrome, commonly called IBS, is a chronic condition affecting the gastrointestinal system.

Symptoms of Irritable Bowel Syndrome

Causes of Irritable Bowel Syndrome

Diagnosis of Irritable Bowel Syndrome

Treatment of Irritable Bowel Syndrome

Irritable Bowel Syndrome (IBS) Prognosis

Irritable Bowel Syndrome (IBS) Epidemiology

Irritable Bowel Syndrome (IBS) and Infections

Irritable Bowel Syndrome (IBS) and Fibromyalgia

Irritable Bowel Syndrome (IBS) and Exercise

Irritable Bowel Syndrome (IBS) Food Triggers

Irritable Bowel Syndrome (IBS) and Psychiatric Illness

See more featured articles »

Irritable Bowel Syndrome (IBS) and Stress Response

Irritable Bowel Syndrome (IBS) and Diet

Mechanism of Irritable Bowel Syndrome (IBS)

Irritable Bowel Syndrome (IBS) Research

Irritable Bowel Syndrome (IBS) Comorbidities

Irritable Bowel Syndrome (IBS) Differential Diagnosis

Irritable Bowel Syndrome (IBS) Psychological Therapies

Self-Help for Irritable Bowel Syndrome (IBS)

High FODMAP Foods and Low FODMAP Food Alternatives

FODMAPs and Irritable Bowel Syndrome (IBS)

Post-Infectious Irritable Bowel Syndrome

New Biomarkers Discovered for IBS

Latest Irritable Bowel Syndrome News and Research

ADHD linked to higher risk of irritable bowel syndrome, global study reveals

A global meta-analysis found that people with ADHD are significantly more likely to have irritable bowel syndrome (IBS), while the overall risk for other intestinal disorders is not increased. The findings highlight the importance of gut-brain interactions in ADHD and call for further research on microbiome-based therapies.

3 Jun 2025

Transforming IBS treatment through psychedelic medicine

In a comprehensive Genomic Press Interview published today, Dr. Erin E. Mauney reveals how her pioneering research brings psychedelic medicine into gastroenterology for the first time, potentially transforming treatment for millions suffering from intractable irritable bowel syndrome (IBS).

3 Jun 2025

Scientists boost black cabbage’s health benefits with targeted fermentation

Controlled fermentation of black cabbage using specific bacterial and yeast starters enhanced its antioxidant, polyphenol, and amino acid content, while ensuring food safety and improving sensory qualities. Yeast-fermented pressed cabbage achieved the highest nutritional gains, with both starter cultures and pressing technique playing key roles in maximizing health-promoting benefits.

28 May 2025

Can diet ease IBS? A low-FODMAP plan cut symptoms but raised nutrient concerns

A 10-week low-FODMAP diet significantly reduced symptom severity in Saudi adults with IBS, with most shifting from severe to moderate symptoms. However, the restrictive diet also led to declines in several essential nutrients, highlighting the need for professional guidance.

14 May 2025

New compound shows promise in treating hard-to-treat inflammatory conditions

Irritable bowel syndrome, chronic itching, asthma and migraine are in many cases hard-to-treat conditions.

24 Apr 2025

Long COVID poses lasting health risks for young people

Long COVID can result in increased risk for a variety of serious health problems for young people, including those affecting the kidney, gut, and cardiovascular system, according to a group of new studies led by investigators at the Perelman School of Medicine at the University of Pennsylvania.

21 Apr 2025

Treating SIBO holistically helps patients feel better, new study finds

A 90-day real-world study in Spain shows that a comprehensive, personalized treatment for SIBO significantly improves patients’ quality of life—even when breath tests remain abnormal.

7 Apr 2025

Women with premenstrual syndrome appear to find relief from symptoms with placebos

Women affected by premenstrual syndrome (PMS) appear to experience less intense and debilitating symptoms after taking placebo pills even when told they do not contain any active medication, suggests a study published in the open-access journal BMJ Evidence-Based Medicine.

25 Mar 2025

Keto controversy? Experts say it’s here to stay

Low-carb and ketogenic diets offer sustainable solutions for chronic disease, enhancing metabolic health and supporting weight loss through dietary changes.

18 Mar 2025

Can microbiome discoveries finally become treatments? Scientists show the way

Researchers propose a novel iterative strategy combining big data and experimental models to move microbiome research from theory to clinical applications. The study highlights the need to bridge the gap between correlation and causation to develop effective microbiome-based therapies.

9 Mar 2025

School absenteeism could indicate functional GI disorders in kids

Children who frequently miss school because of abdominal complaints are far more likely to be suffering from disorders of the gut-brain axis such as irritable bowel syndrome than diseases that can be detected with medical tests, new UVA Health Children's research has found.

4 Mar 2025

The brain-gut microbiota axis: Impact on mental health & potential treatment avenues

To be decided by the editor

From Atlantia Clinical Trials 28 Feb 2025

Stress & Distress: Designing clinical trials for maximum efficacy

To be decided by the editor

From Atlantia Clinical Trials 28 Feb 2025

How social media spreads diet misinformation—and what experts say must change

Systematic review reveals Instagram and YouTube as primary hubs for nutrition misinformation, notably promoting unverified "miracle diets" linked to orthorexia and COVID-19, urging public health institutions and healthcare professionals to prioritize digital literacy and evidence-based content.

27 Feb 2025

Study links sucrase defects to increased IBS risk and severe symptoms

Sucrase-isomaltase (SI) is an intestinal enzyme critical for the digestion of dietary carbohydrates, particularly sucrose and starch.

17 Feb 2025

IgG-guided diet outperforms sham diet in clinical trial

Michigan Medicine and Cleveland Clinic researchers have found that patients with irritable bowel syndrome were more likely to experience less abdominal pain if they followed a diet guided by the results of a blood test, compared to those who followed a sham elimination diet.

13 Feb 2025

Opioid δ-receptor agonists show promise for treating IBS-like symptoms

Research reveals that δ-receptor agonists like KNT-127 alleviate IBS symptoms by modulating gut-brain interactions and reducing stress-induced hypermotility.

7 Feb 2025

New drug class may help alleviate IBS symptoms by targeting the central nervous system

Irritable bowel syndrome (IBS) is a common digestive disorder that affects the intestine, causing symptoms such as abdominal pain, bloating, gas, and changes in bowel habits, including diarrhea, constipation, or both.

5 Feb 2025

Oral fecal transplantation could help prevent graft-versus-host disease in stem cell transplant patients

A new study shows that oral fecal microbiota transplantation (FMT) is a feasible and safe addition to preventing graft-versus-host disease in patients undergoing stem cell transplantation for blood cancers.

28 Jan 2025

Fizzy water may aid weight loss but can't replace healthy lifestyle

Fizzy water might aid weight loss by boosting blood glucose uptake and metabolism-the rate at which the body uses and converts energy-but the effects are so small, drinking it can't be relied on alone to shed the pounds, concludes a brief analysis published in the open access journal BMJ Nutrition Prevention & Health.

21 Jan 2025