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This is beyond stupid and dangerous. Doing ANY weight training exercise on a ball is generally stupid, but doing barbell squats on one is frighteningly dumb. The whole "train on an unstable surface to build balance and stabilizer muscles" has ZERO scientific basis or credibility. Lift weights on a STABLE surface!
gym memes #gym #funny #fitness #workout
This is why emergency rooms exist or maybe this guy has invented the coolest squat technique ever?
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