Dicas e cuidados: mantenha sempre este alinhamento do corpo observando os seguintes pontos anatômicos: ombro, quadril e joelho. Back Arch In the past, it was recommended to keep your back flat against the floor throughout the entire movement. Now it is believed it is better to keep a neutral spine, https://sparxsocial.com/story8326296/n%C3%A3o-conhecido-declara%C3%A7%C3%B5es-factuais-cerca-de-abdominal-crush