you first breath in and then you breath out
both you can start with breathing out or by breathing in
respiration happens inside the body and breathing happens outside the body
Your breathing becomes deeper and faster.
Breathing speeds up, but the breaths are shallower.
Hopefully, it continues.
It speeds up.
Your breathing speeds up when you exercise in order to get oxygen to your muscles and heart.
breathing
It usually slows down
You hyperventilate.
If they are unconscious and breathing, nothing will happen. If they are unconscious and not breathing, they will die.
Your breathing can become laboured due to your smaller lung capacity in high altitudes.