[総説]ストレスとアロマテラピーによるセルフケア : 沖縄産ケモタイプ精油の有用性についての一考察
- [Reveiw]Self-care with aromatherapy for stress reduction : the utility of chemo-type essential oil from plants in Okinawa
Recently, stress has become one of the big health problems in our society. The emotions of fear, anger, anxiety, and pleasure are caused by the amygdaloid bodies in the brain. Fortunately, recent studies have shown that fragrance information has a direct influence on amygdaloid bodies. Aromatherapy is a method of using the activities of the molecules of fragrance and flavor. Therefore, it may be said that the aromatherapy is helpful for stress reduction. The oil used in aromatherapy is called "essential oil", is made of the hydrocarbons and functional groups. When components are classified according to chemical composition, it is called chemo-type essential oil. Recently in Japan, aromatherapy has come to be used in nursing and caring elderly persons in healthcare settings. However, most people use it without understanding the activities of the molecules in essential oil. Surveys on aromatherapy have been increasing recently. A study of nurses using aromatherapy method was conducted. Using standard psychological questionnaires before and after intervention suggested that following items' scores are significantly improved, of which "feeling of stress", "feeling of anxiety and depression", "delayed sleep induction", "headache", "stomachache". All statistical tests were two-sided. And significance was defined as P <0.05. There may be significance in research to develop essential oil from plants growing in Okinawa. In a study of Nobiletin which is one of the substances in citrus fruits growing in Ohgimi village in Okinawa, it shown that Nobiletin has anti-cancer activity. It is very likely that the subtropical plants growing in Okinawa contain many variety of essential oil. In studying these plants, it is necessary to show which are variable for health and which may be a risk. Discovery of essential oil in plants in Okinawa will be useful for disease prevention, medical supplements, care of the elderly, and many other results. In individuals, it will be helpful for self-care by themselves for stress reduction, an improvement of the QOL (quality of life). In addition, it might reduce medical budget, and it might promote medical tourism, tourism industry and agriculture.
- 南方資源利用技術研究会誌 = Journal of the society tropical resources technologists
南方資源利用技術研究会誌 = Journal of the society tropical resources technologists 27 (1), 9-17, 2011-11-01