Association between physical activity, participation in Physical Education classes, and social isolation in adolescents Simone José dos Santos, Carla Menêses Hardman, Simone Storino Honda Barros, Carolina da Franca Bandeira Ferreira Santos, Mauro Virgilio Gomes de Barros

Is the association between sociodemographic variables and physical activity levels in adolescents mediated by social support and self‐efficacy? Luanna A. Cheng, Gerfeson Mendonça, Joana M.S. Lucena, Cassiano R. Rech, José C. Farias Júnior

Biocultural approach of the association between maturity and physical activity in youth André O. Werneck, Danilo R. Silva, Paul J. Collings, Rômulo A. Fernandes, Enio R.V. Ronque, Manuel J. Coelho‐e‐Silva, Luís B. Sardinha, Edilson S. Cyrino