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napsgear
genezapharmateuticals
domestic-supply
puritysourcelabs
RESEARCHSARMSUGFREAKeudomestic
napsgeargenezapharmateuticals domestic-supplypuritysourcelabsRESEARCHSARMSUGFREAKeudomestic

what's the point of rounding the low back in GM's

rjl296

New member
can someone tell me why lots of advanced lifters do this in exercises like GM's and pull-throughs ??
 
Just hits different lower back muscles.

since you don't always bend over with perfectly staright back in everyday life :)
 
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