“…These include a younger age [Cloutier, 1994;Laflamme et al, 1996;McCaig et al, 1998;Breslin et al, 2003], lack of experience or training [Wong, 1994], poor working conditions [Melamed et al, 1999], long working hours [Kirkcaldy et al, 1997;Hossain et al, 2004;Dembe et al, 2005], fatigue [Swaen et al, 2003], shift/night work [Gold et al, 1992;Smith et al, 1994], sleep problems [Chau et al, 2004;Nakata et al, 2005], poor health status [Kirschenbaum et al, 2000], job stress [Johnston, 1995;Greiner et al, 1998;Wilkins and Beaudet, 1998;Murata et al, 2000;Trimpop et al, 2000;Salminen et al, 2003;Dembe et al, 2004;Swaen et al, 2004;Corderio and Dias, 2005], and a smaller-sized firm [McVittie et al, 1997]. Of these factors, job stress can be considered to be one of the major modifiable risk factors.…”