Physical activity still needs to be carried out during the Covid-19 pandemic to keep the body healthy and fit. One of the physical activities carried out by Buleleng people is fitness. The purpose of this study was to obtain empirical data regarding the level of discipline of fitness members during the period of adaptation of new habits in Buleleng Regency. This descriptive study utilized simple random sampling with a total sample of 99 people. The research instrument was a closed questionnaire in the form of a google form. The data were analyzed using qualitative descriptive technique. The results showed that: 49 (49.49%) fitness members were categorized as very disciplined, 38 (38.38%) fitness members were categorized as disciplined, 11 (11.11%) fitness members were categorized as moderately disciplined, and 1 person (1.01 %) was categorized as lack of discipline. Based on the data analysis and discussion, the conclusion of this study is that the discipline of fitness members during the period of adaptation of new habits in Buleleng Regency was categorized as discipline. It is recommended to the people of Buleleng Regency to continue to carry out physical activities by implementing strict health protocols.