Add Yahoo as a preferred source to see more of our stories on Google. “As a fitness culture, and in society in general, we’re afraid of spinal flexion,” where the lower back is flexed into a C-shape, ...

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 resistance gym machines, the back extension is underrated. Just ask strength and conditioning coach Andy Vincent. When I hit him up for which machine he believes is most effective for ...