: Performing 300 reps with poor form (common when trying to "beat the clock" without proper coaching) is a recipe for lower back or shoulder injuries. Modern Access
: Complete all 300 repetitions as quickly as possible while maintaining perfect form.
: Only advance to a heavier weight once the entire 300-rep challenge can be completed with perfect form in under 15 minutes . Workout Structure & Exercises
The Steve Maxwell 300 Kettlebell Challenge is a high-intensity full-body conditioning routine consisting of 18 specific exercises performed for a total of 300 repetitions. Core Rules