This essay explores the broad and fast-developing field of the so called Healthy, Active City and shifts the theoretical point of view from a medical, almost curative, issue to an urban one. Urbanism is therefore affirmed as a fundamental and preventative discipline, capable of enhancing the health and quality of life of urban populations. Especially in times of global pandemic of a global pandemic such as the one that began in early 2020, the relationships between urbanism, urban health, and the built environment are of fundamental importance.