“…The emotion regulation function has gained most empirical support, both in adult and adolescent populations, and is consistently the most commonly reported function of NSSI (Brown et al, 2002;Chapman & Dixon-Gordon, 2007;Darosh & Lloyd-Richardson, 2013;Klonsky, 2007Klonsky, , 2009Laye-Gindhu & Schonert-Reichl, 2005;Polk & Liss, 2009;Rodham, Hawton, & Evans, 2004;Sadeh et al, 2014, Suyemoto, 1998. NSSI is usually preceded by negative emotions, such as anger, anxiety, frustration, sadness, loneliness and negative feelings toward self (Klonsky, 2009;Laye-Gindhu & Schonert-Reichl, 2005), and NSSI helps to regulate such distressing emotional experiences (Chapman & DixonGordon, 2007;Chapman, Gratz, & Brown, 2006;Gratz, 2003;.…”