Final answer:
The best way to coordinate the breathing during stretching is to breathe out and relax your muscles during the actual stretch.
Step-by-step explanation:
The best way to coordinate the breathing during stretching is to breathe out and relax your muscles during the actual stretch. This allows tension to be released, promoting a deeper and more effective stretch. Breathing out also helps to increase oxygen supply to the muscles, aiding in relaxation.
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