This research was an attempt to provide nursing care and health education meeting the need of patients by identifying the nature of patients' self-regulation experiences. The specific objective of this study was: to explore self- regulation experiences of patients with hypertension. The phenomenological approach in qualitative studies are used to serve this purpose. Colaizzi's method is used for the phenomenological analysis of the data in this study, which were collected from 15 patients hospitalized in the K medical center located in Daegu, suffering from hypertension. The research was conducted over a period of December. 2000 to March. 2001. The investigator conducted participated observations and in-depth unstructured interviews which were audio-taped under the permission of patients. The investigator read the data repeatedly to identify and categorize significant statements, formulating meanings, themes and theme clusters. Fifteen theme clusters of self regulation activities related to health identified were 「Self-strengthening」 - 1) Maintaining social support 2) Having a sound goal 3) Tempering mind 4) Maintaining religious life : 「Health management of behavior」 - 5) Receiving medical treatment 6) Doing alternative-complementary treatment 7) Maintaining exercise 8) Maintaining diet regimen 9) Being sensitive in daily life 10) Keeping the natural life style : 「Self-evaluation」 - 11) Pursuing knowledge 12) Evaluation of blood pressure : 「Endure of barrier」 - 13) Endure of psychological conflict 14) Endure of socio-environmental barrier 15) Endure of physical barrier.