But it must be understood, that unless designed otherwise, i.e. unless the Units of Analysis are chosen from all people, most studies are generalizable only for a much narrower population of the people w/in a nation, region, city, etc.
exercising - the activity of exerting your muscles in various ways to keep fit; the doctor recommended regular exercise; he did some exercising; the physical exertion required by his work kept him fit. exercise, physical exercise, physical exertion, workout.
What is the meaning of exercise physiology? Exercise physiology is the study of how the body reacts to physical exercise, in both the long and short term, and how the body adapts to ongoing exercise and any changes to a routine. It is a growing area of study in both the medical and fitness fields.