21 Reasons Why Your Biceps Aren't Growing

If you're like me you might be having trouble growing big thick biceps. Well after years of trial and error I have for you 21 tips to help you do just that. In this video I go over some of the most basic bicep exercises and show you what you might be doing wrong. If you make the 21 tweaks you will be on your way to a 21 inch arms.