Question

why does breathing become faster while doing exercise give reason​

Answer 1

Answer:

due to the lack of oxygen

Explanation:

we we breathe faster while doing exercise because the enzymes that are present in our muscle cells does not get the sufficient amount of oxygen that is required at the time of of exercise

Answer 2

Answer:

Explanation The breathing becomes faster after a heavy exercise because after a heavy exercise our muscles need more oxygen to do respiration. Since a great deal of energy is required so we take deeper and faster breaths to fulfill our need for oxygen.