He felt the need for this invention when he lost his friend to Cancer. His close friend died because of Pancreatic cancer at a young age that broke his heart. He decided to ease the misery of many people by inventing this technique.
Some tests are also performed at the hospitals to diagnose Pancreatic cancer. Unfortunately, these tests are almost 60 years old while Pancreatic Cancer is still the fourth leading cause of mortality in the world. The major reason for this many deaths is the late Detection of Pancreatic Cancer
Jack Andraka gave a thought on how to develop a technique that can diagnose Pancreatic Cancer at an early stage. The teenager surprisingly succeeded in creating a test that diagnoses Pancreatic Cancer.
For this purpose, he utilized the information available on Wikipedia and Google. This intellectually minded teenage developed a test that takes only 5 minutes to answer at an expense of 3 cents.