5 years of The Lancet Digital Health
5 years ago, the field of digital health was overhyped with little substance. When we launched the journal in May, 2019, we were ambitious, yet cautious. We aimed to amplify rigorous research exploring the potential of digital health, and openly acknowledged and critiqued the difficulties of this rapidly advancing field. On our 5th anniversary, we reflect on the impacts of researchers’ contributions on clinical practice and policy, and ask, “has digital health transformed medicine?”