Using the 4Q model to plan someone’s short- or long-term periodisation or design a well-blended single session will bulletproof your client’s longevity and fuel long-term progressions, says Aaron Barnett

You’ve seen the scenario before: a curious member picks up ViPR from the corner of the room, swings it around and quickly works out how to use it as a barbell, doing squats, bicep curls and overhead presses. If nobody intervenes at that point, it's usually returned to its corner and left lonely and unloved. ViPR deserves so much more than that.