TY - JOUR AU - Portela Pino, Iago AU - Alvariñas Villaverde, Mirian AU - Martínez Torres, Javier AU - Pino Juste, Margarita Rosa PY - 2021 SN - 22279032 UR - http://hdl.handle.net/11093/2098 AB - Background: Sedentarism is an important risk factor for non-communicable diseases. To avoid it, it is necessary to establish the barriers which influence a low level of practice of Physical Activity. Methods: This study, conducted with 833 students,... LA - eng PB - Healthcare TI - Influence of the perception of barriers in practice of PA in adolescents: explanatory model DO - 10.3390/healthcare9040380 ER -