SkiErg vs Row for bad backs

[mict450]

....if you go fast, you need to flex your abs to keep your core neutral, if not your spine does extend.....

Well, Henry, that explains the difference between you & me. The cue of "crunch" is not necessary for me since I never go fast. Bring your calendar if you want to time me.

[hjs]

....if you go fast, you need to flex your abs to keep your core neutral, if not your spine does extend.....

Well, Henry, that explains the difference between you & me. The cue of "crunch" is not necessary for me since I never go fast. Bring your calendar if you want to time me.

Maybe you should, at least a bit, keeping ones strenght up and our fast fibers is important.