Digestive Health
Blood in Stool: Causes, Signs & When to Act
Digestive bleeding does not always look the same. The appearance depends on where the bleeding is happening in your digestive …
Medical Author
Dr. Robert Tremblay, MD, FRCPC
Gastroenterologist · Canada Health Journal
Dr. Robert Tremblay is a gastroenterologist based in Montreal, specializing in digestive, liver, and gallbladder health. A Fellow of the Royal College of Physicians of Canada (FRCPC), he has over 15 years of clinical experience managing conditions such as IBS, IBD, hepatitis, and gallstones. Dr. Tremblay is dedicated to evidence-based patient education on gut health.
Articles by Dr. Robert Tremblay, MD, FRCPC
Digestive Health
Ulcerative Colitis: Symptoms, Causes & Treatment
Ulcerative colitis is a type of inflammatory bowel disease (IBD). It causes ongoing inflammation and sores, called ulcers, along …
Digestive Health
Rectal Prolapse: Causes, Symptoms & Treatment
The rectum is the final section of the large intestine, just above the anus. In a healthy body, strong muscles and ligaments hold …
Digestive Health
Postbiotics: What They Are and How They Help Your Gut
You have probably heard of probiotics and prebiotics. But postbiotics are the newest player in gut health — and research suggests …
Digestive Health
Intestinal Polyps: Causes, Symptoms & Treatment
A polyp is an abnormal clump of tissue that grows out from the surface of a mucous membrane.
Digestive Health
Colon Polyps: Symptoms, Screening & What to Do
Colon polyps are extra tissue that grows along the wall of the large intestine. Doctors do not fully understand what causes them.
Digestive Health
Malabsorption: Causes, Symptoms & Treatment
Your small intestine does most of the work when it comes to absorbing nutrients. It pulls vitamins, minerals, proteins, fats, and …
Digestive Health
Visceral Ischemia: Causes, Symptoms & Treatment
The word “ischemia” simply means a lack of adequate blood supply to a part of the body. Visceral ischemia — also called intestinal …
Digestive Health
Gluten Intolerance: Symptoms, Causes & What to Eat
Gluten is a protein found in wheat, rye, and barley. It shows up in most grain-based foods we eat every day, including bread, …
Digestive Health
Norovirus: Symptoms, Treatment & Prevention
Norovirus is a group of viruses that infect the stomach and intestines. Despite the nickname “stomach flu,” norovirus has nothing …