“…The psychosocial workload, however, also contributes to MSD risk, as shown by Bourgeois and colleagues (2000), Daniellou (2011) andGrenier-Pezé (2003). By focusing on the individual worker, and the mechanical stress on body tissues caused by various tasks, particularly their repetitiveness, intensity, duration and stress, we may end up ignoring the collective and organizational dimensions of work (Buchmann & Landry, 2010, St Vincent et al, 2011. If a model considers only the external physical workload, it will poorly represent the daily on-the-job experience that develops through the social and subjective history of workers.…”