Colonoscopy examinations make the most compelling example of why U.S. medical costs far outstrip those in the rest of the world, according to an article published Sunday in the New York Times.

In response to the increasing trend of cases of colorectal cancer occurring at earlier ages, the American Gastrointestinal Association (AGA) lowered the recommended initial age for the start of ...

Cancer usually grows quietly for years before it causes pain, bleeding or weight loss. By the time symptoms appear, disease may already have spread, making treatment harder and survival chances lower.