Contrast Training for Size
Contrast training is a unique way to optimize results. Read this article by Lee Boyce about how to incorporate it into your training to pack on lean muscle mass.
I have been training for number of years and have always used ez curl barbell curls and concentration curls for my bicep workout. I want to ad alternating dumbbell curls and was wondering if i should do them befor or after barbell curls? any input?