Cervical flexion posture during smartphone use was not a risk factor for neck pain, but low sleep quality and insufficient levels of physical activity were. A longitudinal investigation Igor Macedo Tavares Correia; Arthur de Sá Ferreira; Jessica Fernandez Mosqueira Gomes; Felipe José Jandre Reis; Leandro Alberto Calazans Nogueira; Ney Meziat-Filho;

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Social isolation as a risk factor for neck and low back pain: a cotwin design Natália Christina Moura Alves; Amabile Borges Dario; Paulo Henrique Ferreira; Lucas Calais Ferreira; Vinícius Cunha Oliveira;