Cite this as: Lauren Kassell, Michael Hawkins, Robert Ralley, John Young, Joanne Edge, Janet Yvonne Martin-Portugues, and Natalie Kaoukji (eds.), The casebooks of Simon Forman and Richard Napier, 1596–1634: a digital edition, https://casebooks.lib.cam.ac.uk/search?f2-querent-is-asking-about=Self;f3-question-asked=Medical%3A%3APreventative;f4-volume-name=Napier%2C%20vol.%2012;f5-patient-knowledge=Patient%20asked%20the%20question;f6-number-of-practitioners=Single%20practitioner;f7-querent=Collins%20%28PERSON22617%29, accessed 21 June 2024.