Question

whenyou run your breathing becomes faster
as you need more oxygen. But why does your
rate of heartbeat also increase?​

Answer 1

Answer:

This is connection of breathe and heart

Answer 2

Answer:

During running, your body may need three or four times your normal cardiac output, because your muscles need more oxygen when you exert yourself. During running, your heart typically beats faster so that more blood gets out to your body. hope it helps ☺️