Effect of pregnancy and childbirth on perineal musculature in women with obesity. A longitudinal cohort study Manuel Martín Pineda; Felipe Santiago Fernández Méndez; Juan de Dios Gutiérrez Henares; Beatriz Rodríguez Villegas; Nieves Luisa González González; Erika Padrón Pérez;

Social network support and risk factors for obesity and overweight in adolescents Milton Carlos Guevara-Valtier; Luis Arturo Pacheco-Pérez; Laura Alicia Velarde-Valenzuela; Karla Judith Ruiz-González; Velia Cárdenas-Villarreal; Juana Mercedes Gutiérrez-Valverde;

Potential for body mass index as a tool to estimate body fat in young people Luis Eduardo del Moral-Trinidad; Tania Romo-González; Yeny Paola Carmona Figueroa; Antonia Barranca Enríquez; Carolina Palmeros Exsome; Yolanda Campos-Uscanga;