Postedby:Rajitha D. Venkatesh, MD, MPH on Sep 30, 2026
An ulcer is a break in the lining of the stomach or the small intestine. The insides of your intestines are very similar to the inside of your cheek: they are smooth and pink with a small network of blood vessels supplying blood and nutrients to the area.
First published April 2016 Updated September 2026 There is no shortage of television commercials related to constipation medications. It seems that everyone is constipated these days. Not surprisingly, constipation happens in children too.
Your intestines are home to trillions of bacteria that help digest food, absorb nutrients, and keep your body running smoothly. Scientists around the world are studying these microbes to learn what combination of bacteria creates the healthiest gut. Because these bacteria live deep inside your digestive tract, studying your stool (poop) is the easiest way to see how they are doing.
All Topics
Browse by Author
About this Blog
Pediatric News You Can Use From America’s Largest Pediatric Hospital and Research Center
700 Children’s® features the most current pediatric health care information and research from our pediatric experts – physicians and specialists who have seen it all. Many of them are parents and bring a special understanding to what our patients and families experience. If you have a child – or care for a child – 700 Children’s was created especially for you.
Discover practical tips for planning a gluten-free Thanksgiving, including safe ingredient swaps, cross-contamination prevention and kid-friendly dish ideas for children with celiac disease or gluten sensitivity. Read More
First published September 2019 Updated October 2025 What Is Rumination Syndrome? Rumination syndrome, a disorder of gut-brain interaction (DGBI), is a rare condition in which food and drink that has been swallowed but not yet digested is involuntarily regurgitated, or brought back up, shortly after Read More
Being a student with Inflammatory Bowel Disease (IBD), can be a stressful experience for children and their parents. Concerns about access to restrooms, missed school days and homework and the general impact of managing a chronic illness within a school setting are common. Read More
Eosinophilic esophagitis is a chronic, allergic inflammatory disease of the esophagus. It occurs when a type of white blood cell, the eosinophil, builds up in the esophagus. The elevated number of eosinophils results in injury and inflammation to the esophagus which can make eating difficult or uncomfortable, potentially resulting in poor growth, chronic pain, and/or difficulty swallowing. Read More
The most common symptom of GERD in infants is spitting up or vomiting, which is often forceful and followed or preceded by crying. Pain from esophageal irritation can cause difficulty in eating or refusal to eat altogether, along with crankiness during feeding. Read More
Abdominal pain, excessive gassiness, bloating/abdominal distention and loose stool: these are symptoms that all children experience at some point. But as a parent, when are these symptoms something to be worried about? Read More
Medical terms can be difficult for children and their families to understand, especially when simple, everyday words like acute and chronic seem to lose their meaning. Fortunately, the definitions for these three categories of pancreatitis can be simplified. Read More
Achalasia is a rare disorder where the esophagus does not squeeze food down to the stomach properly. Procedures and surgeries aim to make the tight sphincter at the bottom of the esophagus more open, to let food pass into the stomach. Read More
