“…For example, unhealthy lifestyle behaviours and psychological distress may contribute to triggering psoriasis onset or exacerbation (Fortes et al, 2005;Setty, Curhan, & Choi, 2007;Wolk et al, 2009), or alternatively, they may occur as consequences of living with this socially stigmatizing and highly disabling condition (Rapp et al, 1999). Furthermore, weight loss, healthy diet, and activity patterns are associated with improvements in psoriasis severity (Frankel, Han, Li, & Qureshi, 2012;Jensen et al, 2013;Rucevic, Perl, Barisic-drusko, & Adam-Perl, 2003). Weight loss has also been shown to improve response to systemic psoriasis treatments (Gisondi, Del Giglio, Di Francesco, Zamboni, & Girolomoni, 2008).…”