It usually slows down
No, resting allows you to resume your normal breathing, but respiration is really energy.
when your resting your heart beats slowly because your relaxing
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intercostal muscles
both you can start with breathing out or by breathing in
respiration happens inside the body and breathing happens outside the body
you first breath in and then you breath out
Your breathing becomes deeper and faster.
x
Hopefully, it continues.
It speeds up.
Your breathing speeds up when you exercise in order to get oxygen to your muscles and heart.