With the development of civilization, people in the modern times are burdened with more and more stress from work and life. Their desires of seeking stress relief approaches as well as going back to nature have grown fervently, which brings about the prosperity of the healthy beauty industry. Currently, the beauty consumer market is estimated to be annual 30-billion NT dollars in Taiwan. In addition, health care is scheduled to be included in the industrial development project of the Executive Yuan by 2015, combining consumer’s needs on both health and beauty; the potential market of the healthy beauty industry can reach hundreds of billions of NT dollars. For thousands of years humans have inherited the empirical experience of using natural aromatic essential oils to relieve human body, mind and, spirit; aromatherapy has been playing a critical role and even is irreplaceable. Therefore, this article summarized related historical development and literature of aromatherapy, introduced the heart rhythm variance analysis, and provided a reference for future evaluations of intervention effectiveness of aromatherapy. Exerting the advantages of Chinese medicine aromatherapy is very meaningful, which promotes the possibility of correctly application the aromatherapy in health care.