Jay Cutler Swears This Ignored Exercise is the 'Best Bicep Builder' originally appeared on Men's Fitness. Barbell curls, hammer curls, preacher curls—there are all sorts of biceps curl variations for ...
Add Yahoo as a preferred source to see more of our stories on Google. Lots of guys skip hammer curls on arm day, but Jay Cutler swears by this often-overlooked exercise for building bicep width.
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