Weight Loss Causes More Condition_symptoms What Causes The Drastic Weight Loss Which Often Precedes (and Can Indicate)a Cancer Diagnosis?

What causes the drastic weight loss which often precedes (and can indicate)a cancer diagnosis? - weight loss causes more condition_symptoms

Often leads to a dramatic weight loss just before the diagnosis of cancer and the sudden weight loss is actually a warning sign of cancer. Because not all cancers of the gastrointestinal origin are, however, seems to weight loss throughout the body joint end turns out to be cancer, which causes the weight go?