Self-perception of physical fitness and Body Mass Index in school adolescents [Auto-percepción de la aptitud física e Índice de Masa Corporal en adolescentes escolares]

Background: Physical fitness along with the Body Mass Index (BMI), are necessary for making decisions regarding health, allowing the implementation of physical activity programs in the school. Aim: a) To relate BMI to self-perception of physical fitness and b) to verify the differences in the self-p