Better Preacher Curls for Big Biceps

The preacher curl is an incredible exercise to isolate biceps, but you have to do it right in order for it to count. Aaron Marino of alpha m. says it’s essential to get the pad up in your armpit.

The pressure is kept on your biceps. A cable exercise can accomplish the same thing, which Alpha demonstrates. Give it shot, and you will feel the positive and negative burn.