When you think bodybuilding, you picture jacked guys pumping out endless sets of curls—not a slow, calculated program like Jim Wendler’s 5/3/1. Known for building raw strength, 5/3/1’s simple cycle of 5 reps, 3 reps, and 1 rep has a cult following among powerlifters. But can it pack on muscle for bodybuilding, not just boost your squat PR? Science says yes—if you tweak it right. Let’s dive into how Wendler’s 5/3/1 works, what research like
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