Bill Starr's 5x5 Training: Building Strength the Old-School Way Bill Starr Articles May 27, 2024 Comment Sets and Reps Sets and Reps by Bill Starr Want to build serious strength? Bill Starr's 5x5 workout program is a legendary method used by powerlifters and athletes for decades. Learn the core principles, sample routines, and how to structure your training for maximum results.