Aim: To investigate the occurrence of acute life events in professional college, detect and analyze its influence on life quality. Methods: Totally 393 non-graduated students were enrolled with stratified cluster method from grades 1-4 (2002-2005) of medicine, pharmacy and nursing departments of Hunan Environment and Biology Professional Technology College as well as 503 non-graduated students from grades 1-3 (2003-2005) of nursing, stomatology, Chinese and western departments of Nanning Health School between November 6th and 16th 2005. Sampling investigation, group test and comparison analysi...