来自MSN4 个月
Forget deadlifts — this move strengthens your back, glutes and hamstrings without weights
The hamstrings help stabilize the hips and ... If you need some elevation but aren’t ready for the GHD machine for back extensions just yet, you could also practice the movement lying on a ...
The Manual on MSN4 个月
How to do back extensions: Pro tips from a personal trainer
“Back extensions work to activate the core, which includes the glutes, lower back, and hamstrings,” says Webber ... often ...