The Muscle Building 5×5 Workout Program
If you haven’t tried the 5×5 muscle building workout program then you haven’t been training for very long. Learn why this classic program is still popular today.
The 5 sets of 5 reps program is one of the classic muscle building workout programs. It was popularized by the legendary strength coach Bill Starr in the 1970s, but still enjoys popularity in many gyms around the world.
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