I seem to need the rib anchor to keep my back from swaying when I'm trying to keep my shoulders further back than their norm. Should I (or anyone) keep the rib anchor engaged all the time?
rib anchor
January 21, 2010 - 12:28pm | 2 posts
#1
rib anchor
26 min 31 sec ago
09/10/2008 - 8:36pm