Irritable Bowel Syndrome (IBS)

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href="/health-information/digestive-diseases/viral-gastroenteritis/definition-facts">Definition & Facts</a> </li> <li class="ln-collapsed"> <a href="/health-information/digestive-diseases/viral-gastroenteritis/symptoms-causes">Symptoms & Causes</a> </li> <li class="ln-collapsed"> <a href="/health-information/digestive-diseases/viral-gastroenteritis/diagnosis">Diagnosis</a> </li> <li class="ln-collapsed"> <a href="/health-information/digestive-diseases/viral-gastroenteritis/treatment">Treatment</a> </li> <li class="ln-collapsed"> <a href="/health-information/digestive-diseases/viral-gastroenteritis/eating-diet-nutrition">Eating, Diet, & Nutrition</a> </li> <li class="ln-collapsed"> <a href="/health-information/digestive-diseases/viral-gastroenteritis/clinical-trials">Clinical Trials</a> </li> </ul> </li> <li class="ln-collapsed"> <a href="/health-information/digestive-diseases/digestive-system-how-it-works">Your Digestive System & How it Works</a> </li> <li class="ln-collapsed"> <a href="/health-information/digestive-diseases/zollinger-ellison-syndrome">Zollinger-Ellison Syndrome</a> </li> </ul> </nav> <article class="dk-content"> <h1 itemprop="name">Irritable Bowel Syndrome (IBS)</h1> <p> </p> <a href="/health-information/digestive-diseases/irritable-bowel-syndrome/all-content" class="dk-cta">View or Print All Sections</a> <div class="dk-flex-table"> <div class="dk-row"> <div class="dk-box border-thin accent-green" data-ajax-url=""> <h2> <a href="/health-information/digestive-diseases/irritable-bowel-syndrome/definition-facts">Definition & Facts</a> </h2> <div class="dk-box-content"> <p>Irritable bowel syndrome (IBS) is a group of symptoms that occur together, including repeated pain in your abdomen and changes in your bowel movements, which may be diarrhea, constipation, or both. With IBS, you have these symptoms without any visible signs of damage or disease in your digestive tract.</p> </div> </div> <div class="dk-box image-box"> <figure class="center" data-fixed> <img src="/-/media/Images/Health-Information/Featured-Images/IBS_square.jpg?h=220&iar=0&w=220&hash=153863332D7609D1F5013499ECEAFE94" alt="Female Patient And Doctor Have Consultation In Hospital Room" width="220" height="220" /> </figure> </div> </div> </div> <div class="dk-flex-table"> <div class="dk-row"> <div class="dk-box border-thin accent-green" data-ajax-url=""> <h2> <a href="/health-information/digestive-diseases/irritable-bowel-syndrome/symptoms-causes">Symptoms & Causes</a> </h2> <div class="dk-box-content"> <p>The most common symptoms of irritable bowel syndrome (IBS) are pain in your abdomen, often related to your bowel movements, and changes in your bowel movements. These changes may be diarrhea, constipation, or both, depending on what type of IBS you have. Doctors aren’t sure what causes IBS.</p> </div> </div> <div class="dk-box border-thin accent-green" data-ajax-url=""> <h2> <a href="/health-information/digestive-diseases/irritable-bowel-syndrome/diagnosis">Diagnosis</a> </h2> <div class="dk-box-content"> <p>To diagnose irritable bowel syndrome (IBS), doctors review your symptoms and your medical and family history and perform a physical exam. Your doctor will look for a certain pattern in your symptoms. In some cases, doctors may order tests to rule out other health problems.</p> </div> </div> </div> </div> <div class="dk-flex-table"> <div class="dk-row"> <div class="dk-box border-thin accent-green" data-ajax-url=""> <h2> <a href="/health-information/digestive-diseases/irritable-bowel-syndrome/treatment">Treatment</a> </h2> <div class="dk-box-content"> <p>Doctors may treat irritable bowel syndrome (IBS) by recommending changes in what you eat and other lifestyle changes, medicines, probiotics, and mental health therapies. You may have to try a few treatments to see what works best for you. Your doctor can help you find the right treatment plan.</p> </div> </div> <div class="dk-box border-thin accent-green" data-ajax-url=""> <h2> <a href="/health-information/digestive-diseases/irritable-bowel-syndrome/eating-diet-nutrition">Eating, Diet, & Nutrition</a> </h2> <div class="dk-box-content"> <p>Your doctor may recommend changes in your diet to help treat symptoms of irritable bowel syndrome. Changes may include eating more fiber, avoiding gluten, or following a special diet called the low FODMAP diet. Different changes may help different people with IBS. </p> </div> </div> </div> </div> <div class="dk-flex-table"> <div class="dk-row"> <div class="dk-box border-thin accent-green" data-ajax-url=""> <h2> <a href="/health-information/digestive-diseases/irritable-bowel-syndrome/clinical-trials">Clinical Trials</a> </h2> <div class="dk-box-content"> <p>The National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) and other components of the National Institutes of Health (NIH) conduct and support research into many diseases and conditions. </p> </div> </div> </div> </div> <div class="dk-flex-table"> <div class="dk-row"> <div class="dk-box border-thin-accent"> <h2>Related News & Research</h2> <div class="dk-box-content"> <p> <a href="https://www.nih.gov/news-events/news-releases/switching-vegan-or-ketogenic-diet-rapidly-impacts-immune-system" data-gtm="news-item">Switching to vegan or ketogenic diet rapidly impacts immune system</a> <br /> <time datetime="2024-01-30">Jan. 30, 2024</time> </p> <p> <a href="/news/archive/2023/complex-interplay-diet-gut-microbiome-influences-human-health" data-gtm="news-item">The Complex Interplay of Diet and the Gut Microbiome Influences Human Health</a> <br /> <time datetime="2023-05-31">May 31, 2023</time> </p> <p> <a href="/news/archive/2023/uncovering-biological-links-between-stress-inflammatory-bowel-disease-flare-ups" data-gtm="news-item">Uncovering Biological Links Between Stress and Inflammatory Bowel Disease Flare-Ups</a> <br /> <time datetime="2023-05-25">May 25, 2023</time> </p> <a href="/news" class="dk-cta">More News</a> <p>Irritable Bowel Syndrome is a part of a wide spectrum of disorders that affect your digestive system. Learn more about research on these <a href="/about-niddk/research-areas/digestive-diseases">digestive diseases at NIDDK</a>.</p> </div> </div> <div class="dk-box border-thin-accent accent-green" data-ajax-url=""> <h2>Related Conditions & Diseases</h2> <div class="dk-box-content"> <ul> <li><a href="/health-information/digestive-diseases/constipation">Constipation</a></li> <li><a href="/health-information/digestive-diseases/diarrhea">Diarrhea</a></li> <li><a href="/health-information/digestive-diseases/gas-digestive-tract">Gas</a></li> <li><a href="/health-information/digestive-diseases/indigestion-dyspepsia">Indigestion (Dyspepsia)</a></li> <li><a href="/health-information/digestive-diseases/irritable-bowel-syndrome-children">Irritable Bowel Syndrome in Children</a></li> </ul> </div> </div> </div> </div> <div class="dk-review-date">Last Reviewed November 2017</div> <div class="previous-next " > <i> </i> <a href="/health-information/digestive-diseases/irritable-bowel-syndrome/definition-facts"> <div> <em>Next:</em> Definition & Facts </div> </a> </div> <div class="disclaimer"> <p> This content is provided as a service of the <a href="https://www.niddk.nih.gov/">National Institute of Diabetes and Digestive and Kidney Diseases</a> (NIDDK), part of the National Institutes of Health. NIDDK translates and disseminates research findings to increase knowledge and understanding about health and disease among patients, health professionals, and the public. 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Irritable Bowel Syndrome (IBS) - NIDDK