μελοθεσία), the association of various parts of the body, diseases, and drugs with the nature of the sun, moon, planets, and the twelve astrological signs.
[2][3][4][5][6][7] Hippocratic Greek medical training included a doctrine of dies decretorii ("critical days").
[8] Galen believed that heavenly bodies influenced human life but he had his misgivings about the predictions made by "horoscope-casters" (genethliakoi).
The training was not that strong in England but in medical practice astrological circumstances were claimed in cases to absolve surgeons of any blame.
In England, Robert Fludd in his Medicina Catholica (Frankfort, 1629) noted that medicine, theology, and astrology formed a single unified discipline.