After using the toilet, I noticed red blood on my stool or the toilet paper. Many people first think, "It must be hemorrhoids ...

Unexplained weight loss can sometimes be an early warning sign of cancer, but it can also have many less serious causes. This ...

Recent research suggests that monitoring blood test trends over time, rather than focusing on a single test, may help ...

The American Cancer Society is now adding blood tests to its guidelines for colorectal cancer screening. But that doesn't mean you should skip your colonoscopy. In the updated guidelines, released May ...

Blood tests help doctors detect multiple myeloma by measuring changes in blood cells and proteins associated with bone marrow cancer. A complete blood count (CBC) can show low red blood cells or ...