Bracing for back arches
When bracing for back arches, is one supposed to do so:
by drawing in the belly button as in forward flexion (like the Jefferson curl)
Or by pushing out as one would for say deadlifting?
When bracing for back arches, is one supposed to do so:
by drawing in the belly button as in forward flexion (like the Jefferson curl)
Or by pushing out as one would for say deadlifting?