“…Over the past decade, there has been extensive research examining prevalence and risk factors among adolescents with chronic daily headaches (Dooley, Gordon, & Wood, 2005; Mazzone, Vitiello, Incorpora, & Mazzone, 2006; Pakalnis, Butz, Splaingard, Kring, & Fong, 2007; Palermo, Putnam, Armstrong, & Daily, 2007; Scher, Midgett, & Lipton, 2008; Seshia, 2012, Wang, Juang, Fuh, & Lu, 2007a; Wang et al, 2007b). In addition, many studies have examined chronic or recurrent headaches in children and adolescents, using different criteria for chronic daily headaches than that described by Silberstein and Lipton (1996; 2001).…”