Movements Atlas Back extension 6 movements. Back ExtensionBodyweight · 2 anglesBall HyperextensionExercise ball · 2 anglesHyperextensionOther · 2 anglesLower Back CurlBodyweight · 2 anglesReverse HyperextensionMachine · 2 anglesSupermanBodyweight · 2 angles By family · Movements Atlas · Plans