Imagine detecting cancer before a cough, lump, or unexplained pain ever appears. A new generation of blood tests aims to do exactly that. Among the most talked-about is the Galleri test, a ...

Many cancers, including pancreatic, ovarian, esophageal, and certain liver cancers, are often diagnosed at advanced stages because they produce few warning signs early on. A test capable of ...

Add Yahoo as a preferred source to see more of our stories on Google. Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) (Getty Images) If ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...