Why do some cancers take hold and spread, while others can be stopped in their tracks?Pulitzer Prize winning author and oncologist Siddhartha Mukherjee explores the idea that understanding a patient’s body and cells may be as important as studying the cancer itself.

The WHO announced a priority to focus on earlier diagnosis and treatment of cancer in a report released just before World Cancer Day on February 4.   Early diagnosis of the disease can mean a better outcome for patients along with a higher quality of life and the ability to…