Jeremy Markum: Dumbbell Curl

"18 inches on a good day", Jeremy tells about his biceps. In the following video he explains how his arms got this huge size and he tells you all you need to know about correct and effective dumbbell curls for big, for very big, biceps.

Video copyright (c) www.jeremymarkum.com

Soon two more workout videos with Jeremy here on WI.

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