Gartner defines digital twins as ‘a digital representation of a real-world entity or system.’ Since the concept of a digital twin was first used at NASA in the 1960s to develop simulations of the Apollo 13 mission before launch (from nasa.gov), use cases have grown exponentially, particularly in recent years. There are countless applications for digital twins in the future, and healthcare is no exception. This Healthcare IT News article by Andrea Fox examines a survey predicting that digital twins will become commonplace in healthcare over the next decade.