This study applied self-determination theory to examine Chinese college women motivational profiles and their association with physical activity involvement, health-related quality of life, and physical fitness. 292 Chinese college women completed questionnaires assessing relevant psychological constructs and physical activity involvement. Their physical fitness was measured based on the China National Fitness Test Program including body shape, pulmonary function, and body fitness. A two-step cluster analysis determined the profiles that resulted from the interactions among motivation variable...