This report of a personal interview research survey conducted for the President's Council on Physical Fitness and Sports in 1972 presents the following findings: (a) 45 percent of all adult Americans do not engage in any form of exercise; (b) walking is the most popular form of exercise, followed by bicycle riding, swimming, calisthenics, bowling, and jogging; (c) persons who received physical education during the course of their schooling are more likely to engage in exercise than those who did not; (d) concern about health is the major reason for exercising; and (e) the federal government is the source of information about physical fitness cited most often by respondents. The paper contains detailed reports on exercise habits, physical education, sports participation, and public information on physical fitness. There are 29 tables or charts in this report. (HMD)