The back extension is a versatile exercise that can be performed virtually anywhere. It can be used as part of a training program to build strength or a rehabilitation program for injury recovery.

WHEN IT COMES to training your lower back, it doesn’t get more straightforward than back extensions. This old school classic is a bit more nuanced than you might think, however—and that makes ...

Today we're exploring an exercise that's often misunderstood but incredibly powerful: the weighted back extension. I'll break down what it does, who it's for, and how you can truly master it to build ...

Add Yahoo as a preferred source to see more of our stories on Google. Woman working out with lower back exercises Arm day, leg day, ab day—these are the familiar pillars of strength training. But what ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. It’s easy to almost ...