What type of unique insights could be provided when conducting this type of research?

Theoretical and practical implications for researching and comparing the (1) well being, (2) work-family conflict, (3) professional fulfilment, (4) job satisfaction and (5) perceived stress between night shift and day shift railway workers.
Please provide the possible theoretical and practical implications for researching and comparing the (1) well being, (2) work-family conflict, (3) professional fulfilment, (4) job satisfaction and (5) perceived stress between night shift and day shift railway workers. What type of unique insights could be provided when conducting this type of research?