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 ...

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 ...

Colorectal cancer is one of the leading causes of cancer deaths worldwide. Until now, colonoscopy has been the most reliable test, but many people avoid it because it is invasive, expensive, and ...

October 9, 2008 — Stool DNA testing is a new approach to screening for colorectal cancer, but it is an evolving technology. A study has found that the first-generation stool DNA test (SDT-1) is not ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...