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Your gut and brain are in constant communication. NJ gastroenterologists explain the gut-brain axis, why stress affects digestion, and what you can do about it.

Not everyone who reacts to gluten has celiac disease. NJ gastroenterologists explain the difference between celiac and non-celiac gluten sensitivity — and why diagnosis matters.

Finding blood in your stool is alarming — and it should prompt a call to your doctor. NJ gastroenterologists explain the causes, from hemorrhoids to cancer. Read more.

H. pylori infects nearly half the world's population and is the leading cause of peptic ulcers. NJ gastroenterologists explain testing, treatment, and why eradication matters.

Crohn's disease is often misunderstood. NJ gastroenterologists separate the myths from the facts and explain how modern biologic therapy has changed outcomes. Read more.

Found during colonoscopy, colon polyps worry many patients. NJ gastroenterologists explain what polyps are, which types matter, and what your results mean.

Do you have severe bloating, chronic gas, or IBS that isn't responding to treatment? SIBO may be the answer. NJ gastroenterologists explain what it is and how it's treated.

Up to 100 million Americans have fatty liver disease and don't know it. NJ gastroenterologists explain what NAFLD is, who's at risk, and what to do about it.

IBS and IBD sound similar but are very different conditions. NJ gastroenterologists explain the key differences and why getting the right diagnosis matters. Read more.

Seeing a gastroenterologist for the first time? Here's how to prepare, what to bring, and what to expect — so you get the most out of your visit. AGG NJ.

Chronic abdominal pain may be caused by digestive conditions such as IBS, ulcers, gallstones, or inflammation.

Blood in stool may be caused by hemorrhoids, colon polyps, or digestive conditions. Learn possible causes and when to see a gastroenterologist.

Is my heartburn GERD? When to see a specialist

Signs you should see a gastroenterologist - including rectal bleeding, persistent heartburn or acid reflux, unexplained changes in bowel habits, persistent abdominal pain or bleeding, difficulty swallowing, unexplained weight loss, abnormal iver tests or elevated liver enzymes, and you're 45 and haven't had a colonoscopy

What to expect during your first colonoscopy

Colonoscopy vs Cologuard - What NJ patients should know

Looking for a GI doctor near you in NJ? Advanced Gastroenterology Group has 8

A comprehensive patient guide to digestive health from the GI specialists at

Dr Greenblatt retires after decades of service to his community and patients

Dr Ledon Retires