“…Due to its geographical situation, for most of the year the Valencia Region (Spain) receives large doses of UVR. Outdoor workers receive regular and significant solar UVR in their course of their activities (Gies and Wright, 2003;Gies et al, 2009;Glanz et al, 2007;Hammond et al, 2009;Milon et al, 2007;Moehrle et al, 2003;Schmalwieser et al, 2010;Serrano et al, 2009;Siani et al, 2011;Siani et al, 2008;Thieden et al 2005) especially when solar radiation is intense.…”