Mysteries, by nature, are intriguing, and health mysteries are no exception. “ Diagnosis ” is a column in the New York Times Magazine, a book and an original series on Netflix -- all covering medical mysteries and delayed diagnosis. Dr. Lisa Sanders is a clinician at Yale School of Medicine and author of the popular column and book . She shares some stories of mystery diagnoses with us on “ Take Care ” this week, including how these kind of diagnoses can make a difference.