You might be doing this classic biceps-builder wrong, so pay attention to these tips.
For one, you'll probably need to work with less weight than you expect.
The core exercise is simple, but if you don't focus up you'll lose out on its benefits.
Position is everything for this super effective move.
This simple exercise is worth the time and effort to do the right way.
If you're not using strict form, you'll have to depend on prayers for bigger biceps.
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