Jaundice is a yellowing of the skin and eyes caused by abnormally high levels of bilirubin, an orangey-yellow pigment found in a liver secretion called bile.

In newborns, jaundice generally occurs because the liver is not fully developed. But in adults, it’s often a sign that something is wrong.

How long jaundice may last depends on its source. Read on to learn more about this symptom of many gastrointestinal cancers, as...