Medically reviewed by Robert Burakoff, MD Key Takeaways IBS and lactose intolerance both cause symptoms of diarrhea, ...

Dear Dr. Roach: I’m a 78-year-old retired medical oncologist. While in residency in New York, I got a gastrointestinal virus that left me with lactose intolerance. After a while, it improved somewhat.

Diarrhea that develops after you eat lunch meat may be related to one of several health issues, such as a food allergy or intolerance, immune dysfunction, or even food poisoning. Lunch meats are often ...

Gassy poop can happen when your digestive system is backed up from constipation or you have diarrhea caused by food intolerance or infection. It can also simply occur when you eat certain foods.

You're Eating More Plant-Based Foods. If you've recently aligned your eating habits to be more plant-forward—like swapping ...

Using medication to manage pain and bloating, making dietary changes, and taking a lactase pill before eating can alleviate uncomfortable symptoms of lactose intolerance. Lactose intolerance is when ...

Sarah Jividen, RN, BSN, is a trained neuro/trauma, and emergency room nurse turned healthcare writer. As a journalism major, she combined her love for writing with her passion for high-level patient ...