葡萄糖耐受不良乃第二型糖尿病的前身及導因，目前尚未有研究調查這類疾病究竟有多高之罹患率，但以糖尿病躍升為全球性的重大疾病來看－估計全世界糖尿病病人數至2025年將上升至3億人，足以見得這類隱形式的疾病已經迅速地蔓延在此文明世界裡。吳在2003年表示當前如何預防或延緩糖尿病的發生是國內外最重要的課題，而該如何針對這類族群積極進行生活型態的改革是目前研究及衛生行政必須努力的重點。許多學者指出運動是預防罹患糖尿病最重要的天然療法，且近年來也受許多實證研究所支持，故本文將針對相關臨床研究分析及探討，以提供臨床實務、研究及衛生單位參考。

　　　　　Impaired glucose tolerance is the precursor syndrome or leading cause of type 2 diabetes. And until now there has been no researches investigating the morbidity of this disease. Whereas, for the reason that diabetes is jumping to be a global disease-according to estimated data the number of patients with diabetes in the whole world will increase to nearly 300 millions in 2025, we can find out that this concealed disease has been spreading rapidly in the world. Study has indicated that the prevention and delaying of the disease occurrence is the most important issue in our country today. Effectively changing patients' life style became crucial for health authority and researchers. Researchers have proven that exercise is an essential and natural therapy for prevention of diabetes. This article systematically reviewed relevant reasearches on exercise and impaired glucose tolerance and provided useful information for clinical health providers, researchers, and government officials.