The SFL StrongFirst Barbell Instructor Certification is a rigorous test of strength, technique, and resilience, demanding mastery of fundamental barbell lifts: the back squat, bench press, military press, and deadlift. To earn the SFL Certification, candidates must demonstrate impeccable form under heavy loads while meeting strict performance standards.

While the core lifts are the heart of the certification, auxiliary exercises can play an indispensable role in preparing for the physical and technical demands of the SFL. This article explores why auxiliary exercises can be essential for building strength, refining technique, preventing injury, and ensuring success in training for the StrongFirst Lifter Certification.