mayaboo112
mayaboo112 mayaboo112
  • 21-09-2017
  • Biology
contestada

why does the human body heart rate increase during exercise

Respuesta :

ashheather1
ashheather1 ashheather1
  • 21-09-2017
pretty sure its because when you work out your blood circulates more and it would need the heart to work faster and pump more blood
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