?後期在婦女生命中乃一關鍵時刻，身體和心理都需因應新生兒加入家庭作許多方面的調適和改變。病因相關研究指出?後疲倦的發生率介於44%∼95%之間，顯示這個現象是普遍存在的問題。?後疲倦是不愉快症狀之一，起因可能是生理因素，與可能是心理或情境因素，或身心因素相互影響所導致。?後疲倦不僅會影響照顧新生兒母親角色的勝任，且對婦女生活品質有負面影響。本文可提供護理人員了解?後疲倦現象，並對相關實務、研究與政策提出建議。

　　　　　The postpartum period is a critical one, in which a mother's period when women's physical and mental condition will change as a result of her giving birth. Research has shown that 44% to 95% of postpartum mothers' in the United States experience postpartum fatigue, i.e., that postpartum fatigue is a common problem. The condition is viewed as a complex phenomenon related to physiological, psychological and situational factors and experienced as "an unpleasant symptom". Postpartum fatigue can interfere with the new mother's ability to care for her infant, and is also considered affect her quality of life adversely to. This article provides an overview of the concept of postpartum fatigue including a definition, significance, an explanation of its and an outline of factors influencing it. It is also makes recommendations for nurses involved in practice, research, and health policy.