Physiological demands of the group fitness classes.

Data depicted as mean (SD). Abbreviations: PP, Pump Power; GT; Global Training; REE, resting energy expenditure; EE, energy expenditure; TEE; total energy expenditure; HR, heart rate; HRR, heart rate reserve; VO2 RR, oxygen uptake reserve; MET, metabolic equivalent. #Different from Young Adults in the corresponding fitness class (p < 0.05); * Different from BIKE within groups (p < 0.05). †Different from PP within groups (p < 0.001). (PDF)