Cristina Botella, Mónica Montserrat-Gil de Bernabe, José M. Menchón, Salomé Tárrega, Ana B. Crujeiras, Nadine Riesco, Jon Arcelus, Javier Gómez-Ambrosi, Jana González-Gómez, Susana Jiménez-Murcia, Gema Frühbeck, Rafael de la Torre, José Carlos Fernández-García, Xandra Romero, Nuria Custal, Rosa M. Baños, Isabel Sánchez, Roser Granero, Fernando Fernández-Aranda, Francisco J. Tinahones, Felipe F. Casanueva, José Manuel Fernández-Real, Zaida Agüera, Universitat de Barcelona, [Agüera,Z, Romero,X, Sánchez,I, Riesco,N, Jiménez-Murcia,S, Custal,N, Montserrat-Gil de Bernabé,M, Menchon,JM, Fernández-Aranda,F] University Hospital of Bellvitge, IDIBELL, Department of Psychiat, Barcelona, Spain [Agüera,Z, Granero,R, Baños,RM, Botella,C, Torre,R de la, Fernández-García,JC, Fernández-Real,JM, Fruehbeck,G, Gómez-Ambrosi,J, Tinahones,FJ, Crujeiras,AB, Casanueva,FF, Fernández-Aranda,F] Instituto de Salud Carlos III, Madrid, Spain. [Arcelus,J] University of Loughborough, Centre for Research into Eating Disorders, Loughborough, Leics, England. [Jiménez-Murcia,S, Menchón,JM, Fernández-Aranda,F] University of Barcelona, School of Medicine, Departament of Clinical Sciences, Barcelona, Spain, [González-Gómez,J] Marqués de Valdecilla Public Foundation-Research Institute, Santander, Spain. [Granero,R, Tárrega,S] Universidad Autónoma de Barcelona, Department of Psychobiology & Methodology, Barcelona, Spain. [Montserrat-Gil de Bernabe,M] University Hospital of Bellvitge, Dietetic & Nutrition Unit, Barcelona, Spain. [Baños,RM] University of Valencia, Department of Personal Evaluation & Psychologic Treatment, Valencia, Spain. [Botella,C] Universidad Jaume 1, Department of Basic Psychology Clinic & Psychobiology, Castellon de La Plana, Spain. [Torre,R de la] IMIM Hospital del Mar Medical Research Institute, Neurosciences Research Program, Human Pharmacology & Clinical Neurosciences Research Group, Barcelona, Spain. [Fernández-García,JC, Tinahones,FJ] Hospital Clínico Universitario Virgen de la Victoria, Departamento de Diabetología, Endocrinología & Nutrición, Málaga, Spain. [Fernández-Real,JM] Hospital Dr. Josep Trueta, IdIBGi, Departamento de Diabetología, Endocrinología & Nutrición, Girona, Spain. [Fruehbeck,G, Gómez-Ambrosi,J] University of Navarra, University Navarra Clinic, Department Endocrinology & Nutrition, Pamplona, Spain, [Crujeiras,AB, Casanueva,FF] Complejo Hospitalario Universidad de Santiago, División Endocrine, Santiago de Compostela, Spain. [Menchón,JM] CIBER Salud Mental CIBERSAM, Barcelona, Spain., The study was supported by Instituto de Salud Carlos III [ISCIII, and FIS PI11/00210, FIS PI14/00290 and Ministerio de de Economía y Competitividad (PSI2011-28349)] and co-funded by Fondos Europeos de Desarrollo Regional (FEDER) funds - a way to build Europe. José C. Fernández-García is the recipient of a research contract from Servicio Andaluz de Salud (SAS) (B-0033-2014). CIBERobn and CIBERSAM are both initiatives of ISCIII.