A common thread among individuals diagnosed with pancreatic cancer is their tendency to overlook early indicators for an extended period, as these symptoms appear quite typical. This includes a persistent dull pain in the upper abdomen or back, unexpected weight loss, yellowing of the skin or eyes, and fatigue that doesn't alleviate with rest. Pancreatic cancer claims over 50,000 lives in the U.S. annually and is particularly lethal due to often being diagnosed in advanced stages. The chance of survival after five years plummets from 40 percent at stage 1 to a mere 3 percent at stage 4. Here are the subtle signs that health professionals advise you should never disregard.