Affective Responses to High Intensity Interval Training Relative to Moderate Intensity Continuous Training

Background: Although physical activity (PA) among adults is associated with health benefits, only one-third of young meet PA recommendations. Examining if the type has an impact on individuals’ psychological responses may future interventions and rates adults. Aims: This study examined affective other to a class high intensity interval training (HIIT) or moderate continuous (MICT). Methods: Participants (n = 41) were active 18–25-year-old college students randomized participate in HIIT MICT. was higher included more breaks from relative Both classes 30-minutes that warm-up cool down. Psychological factors affect, enjoyment, exercise-feeling. Results Conclusions: condition reported lower positive affect exhaustion during than MICT condition. However, there no effect group assignment tranquility, engagement, revitalization. provides some evidence result levels PA; however, does not appear enjoyment. Future studies should examine through lens dual-mode theory over multi-week intervention. Additionally, often discussed as requiring less time traditional workouts while experiencing similar so vs. shorter classes.