Lactose intolerance is an inability to digest a type of sugar found in milk and dairy products. Breath, blood, and stool tests are types of lactose intolerance tests that can measure the body’s ...

Q: My doctor always encourages me to do a colonoscopy for colorectal cancer screening. But I have friends who just do a stool test at home, which seems easier. Why should I go through the hassle of a ...

An ova and parasites exam is a relatively routine examination that people with severe diarrhea might undergo if they are admitted to a hospital. As the name suggests, the test checks for the presence ...