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A proper cool-down allows your heart rate to return to _____________.

User Dippynark
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A 10 to 15 minute cool down should be sufficient to allow your heart rate and breathing to return to normal. After exercise or strenuous physical activity, it is important to decrease your body temperature gradually until lowers back to normal.
User Betafractal
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It helps your heart to return to normal heart rate
User Ollpu
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