On Mondays, Marketplace Tech brings you stories about big ideas in tech. Today’s big idea comes from the medical industry, where mobile devices and big data promise big changes. Dr. Eric Topol is talking a lot about this technology and when it will arrive. He’s the author of the book “The Creative Destruction of Medicine: How the Digital Revolution Will Create Better Health Care.”

Dr. Topol tells Marketplace Tech host Ben Johnson how phones and tablets are just the beginning in a new age of health care.