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

A yogurt allergy is usually part of an allergy to milk and milk products. Lactose intolerance happens when you can't digest lactose, the sugar in milk, which can cause stomach pain and diarrhea. A ...

Dairy consumption is lower in the Black community than it is across other ethnic groups, and lactose intolerance is a key reason why. “Black Americans are much more likely to experience lactose ...

Though lactose intolerance typically causes symptoms like stomach pain, bloating, and diarrhea, it may also occasionally cause constipation. Having lactose intolerance can mean living with many ...

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 ...