Muscles Exercised
The preacher curl is an isolation exercise for your bicep muscles. The goal of this exercise is to focus exclusively on your biceps.
Exercise Technique
Additional bicep exercise:
Author's Opinion: In my humble (but correct) opinion, bicep curls, including preacher curls, are not what builds muscle mass or strength in your biceps. They should be used as any isolation exercise is - after completing your heavy compound exercises. I recommend performing your bicep curls after you complete your back and rowing exercises, such as:
About the Author:
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