Heart Rate Variability and Perceived Stress as Measurements of Relaxation Response. Author: Nakao M1 Affiliation: <sup>1</sup>Department of Psychosomatic Medicine, School of Medicine, International University of Health and Welfare, Narita, Chiba 286-8686, Japan. m-nakao@iuhw.ac.jp. Conference/Journal: J Clin Med. Date published: 2019 Oct 16 Other: Volume ID: 8 , Issue ID: 10 , Special Notes: doi: 10.3390/jcm8101704. , Word Count: 22 Stress is a term used to define the body's physiological and psychological reactions to circumstances that require behavioral adjustment [...]. PMID: 31623225 DOI: 10.3390/jcm8101704