6 Killer Exercises for Massive Arms | Biceps & Triceps Growth

Build massive, well-defined arms with these 6 science-based exercises designed for extreme bicep and tricep growth. This routine aggressively overloads the biceps using Incline Cable Curls, Straight Bar Curls, and Preacher Curls for peak mass. We maximize tricep horseshoe thickness and long-head growth with Seated Cable Extensions, JM Presses, and Lying Extensions.