noun
Medical field studying the interaction between mind and body, especially how psychological factors affect physical health.
精神身体医学は、ストレスと病気の関係を研究する分野です。
Psychosomatic medicine is a field that studies the relationship between stress and illness.
心身医学 is a more common term for psychosomatic medicine, while 精神身体医学 is a longer, more explicit variant.
Compound of 精神 (mind), 身体 (body), and 医学 (medicine).