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In this instructional monologue, the speaker explains how to correctly perform the free‑weight crossover exercise, emphasizing that unlike the machine fly the movement requires full control of posture. He advises a staggered anteroposterior foot stance for balance, a moderate trunk lean that feels comfortable, and keeping the chest pulled out. The speaker stresses stretching the pectoral muscles maximally, checking shoulder comfort before each set, maintaining a slight elbow bend, and continuously reinforcing proper posture because fatigue can cause the back to round as repetitions accumulate. The overall tone is practical and encouraging, aimed at preventing beginner mistakes and ensuring safe, effective execution of the crossover.
