“…Seven (32%, 7/22) studies addressed a lack of time as a barrier influencing attendance, participation and/or adherence in physical activity interventions [ 25 , 26 , 27 , 28 , 29 , 30 , 31 ]. A lack of time was mainly due to household responsibilities and work obligations [ 25 , 26 , 27 , 28 , 29 , 30 ]. A study among Korean–Chinese immigrant women identified that individual occupational related time constraints were related to unstable employment, unfamiliar working conditions, unpredictable hours at work, lack of rest time, frequent changes of workplaces, difficulty in finding new work, long working hours, and/or increased job demands [ 30 ].…”