Australian researchers have uncovered how a particular strain of a diarrhea-causing parasite managed to infect more animal ...

While occasional diarrhea is usually not serious, chronic or severe diarrhea can have significant health consequences. It can ...

You may not have an appetite or the will to cook when you’re not feeling well. If you’re wondering what to eat when sick, this food list has you covered.

Alcohol can irritate the digestive tract, alter gut bacteria and interfere with how the intestines absorb water, doctors said ...

DEAR DR. ROACH: After a month of testing from my gastrointestinal doctor, I have been diagnosed with irritable bowel syndrome ...

A low-histamine diet can improve allergy-like symptoms in people with histamine intolerance. The diet limits fermented foods, fatty fish, and citrus fruits.

There is an undeniable connection between a strong immune system and nutrition. Learn why what you eat matters and other ways to boost your immune system.

Severe weight loss with IBS is not common and should be considered an alarming symptom, Dr. Keith Roach writes.

Nearly half of seniors quit GLP-1 weight-loss drugs within a year. Experts reveal why older Americans abandon medications ...

After a month of testing from my gastrointestinal doctor, I have been diagnosed with irritable bowel syndrome (IBS). I have been sick for several months and have lost 12 pounds. (I’m now down to 100 ...

A multistate outbreak of salmonella infections is likely linked to raw oysters, according to the CDC. Dr. Leana Wen explains what to do to reduce chances of illness.