Cancer patients experience more pain symptoms. Pain has long been recognized as a common burden for patients with cancer. Enormous efforts have focused on understanding the mechanisms of cancer pain and the development of new drugs without drugs, and interventional approaches to its management. This paper discusses why might be many early cancers often are not associated with any pain and often few, if any, clinical symptoms. Recent increases in cancer management a priority is reflected in numerous clinical practice guidelines and standards for quality improvement. But more than just ...