This study examined students' problems of insufficient exercises and the physical education teachers' thoughts of forming students' exercise habits. The focus was on the strategies of forming exercise habits during senior high school and solving the problems of students' insufficient exercise. Open questionnaire and emails were used to collect the data from 471 senior high school teachers. The data gathered were analyzed by descriptive statistics after content analyses. The results were concluded as follows. First, the feasible strategies of developing students' exercise habits included using teaching methods, policy institution and implementation, the plan of promoting health fitness, the arrangement of diverse after-school exercises, the establishment of exercise concept, the arrangement of physical exercise at school, and the equipments supports. Second, the predictable obstacles of promoting these strategies included the value of continuing education, difficulties for students and administration to cooperate, insufficient equipments and grounds, time conflicts, shortage of money, and difficulty in teaching implementation. Third, the policies of overcoming the obstacles included using teaching methods, establishing exercise concepts and sources of law, cooperating with administration, supporting equipments, and budgeting for the plan. It was concluded that most teachers believed that the feasible strategies were to use effective teaching methods which could develop students' exercise habits, the value of continuing education was the predictable obstacles of developing exercise habits at senior high school stage, and teachers considered that using effective teaching methods was the policy for overcoming the obstacles.