PURPOSE
The purpose of this study was to investigate the effects of aromatherapy on stress, fatigue, mood, and vital signs of the nurses in the operating rooms.
METHODS
The data were collected from September 2007 to February 2008 in the operating room at K hospital located in Seoul, Korea. A total of 48 nurses were recruited. Among them, 25 nurses were randomly assigned to an experimental group and 23 were assigned to a control group. Experimental group was provided with aroma inhalation by necklace which had essential oil mixture of 0.2 cc. For aroma inhalation, Lavender, Zeranium and Mazoram were mixed in ratio of 5:3:2. In order to test the effectiveness of aroma inhalation, the pretest and posttest results for stress, fatigue, mood, and vital signs were compared between the experimental group and the control group. The data were analyzed by unpaired t-test and ANCOVA using the SPSS/WIN 15.0 program.
RESULTS
There were statistically significant decreases in the stress and fatigue scores, and increase in the mood scores and showed significant relaxation in the vital signs after the aroma inhalation.
CONCLUSION
The aromatherapy had the positive effects on stress, fatigue, mood, and vital signs.

PURPOSE
This study was intended to determine how the choice of music affects the physiological and psychological status of women college student during music therapy. METHODS: A nonequivalent experimental group pretest-posttest design was used. 19 out of 54 subjects were assigned to listen to their favorite music and 17 to their unfavorite music for 20 minutes using MP3 players and headphones. Anxiety, blood pressure, pulse and blood glucose levels of the subjects were measured before treatment. The data was analyzed by Mann-Whitney and Wilcoxon signed rank test using the SPSS/WIN 10.0 program.
RESULTS
The result showed that systolic blood pressure, blood glucose and anxiety level decreased significantly in the favorite music group. however systolic blood pressure, pulse rate and anxiety level increased significantly in the unfavorite music group. The favorite music group showed a significantly higher level of satisfaction than the unfavorite music group.
CONCLUSION
Choice of music affects the physiological and psychological status of an individual. Favorite music listening would enhance the effect of music therapy. Therefore, selection of music must be considered in light of the subject's preference and characteristics.