The story
A reference to a doctor prescribing treatment to alleviate a patient’s illness, or a course of action (exercise, a healthy diet, relaxation, etc.) that will be beneficial to the patient’s health.
Etymology from Wiktionary, CC BY-SA 4.0.
what the doctor ordered
what the doc·tor or·deredToday it means: Exactly what is necessary or useful in a given situation; something very beneficial or desirable. Full definition →