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Because your exercising your muscles are using more oxygen. In order for your body to keep working and keep up with the amount of oxygen your body is needing, it speeds up the breathing. This gets more oxygen in and flowing to your muscles.
If you muscles just relied on the amount of oxygen you got in with a normal breathing rate, you wouldn't get far.
What else can I help you with?
Does the environment changes affect the breathing rate?
yes . . depending on availability of oxygen, breathing rate changes
A regular variation in heart rate due to changes in the rate and depth of breathing is calked a?
The regular variation in the heart rate due to the changes in the rate and depth of breathing is called arrhythmias.
What is the medical term meaning regular variation in heart rate due to changes in the rate and depth of breathing?
sinus arrhythmia
How are your breathing rate and pulse rate related?
The breathing rate and pulse rate are related proportionally. If the breathing rate increases, so does the pulse rate. The pulse rate is an indication of the breathing rate.
What are the changes that occur in breathing and heartbeat as a person climbs a mountain?
when a person climbs on a mountain the breathing of a person will become difficult because the rate if oxygen is more
What changes in breathing depth are there when exercising?
Physical exercise or activity increases the rate and depth of respirations and the heart rate and hence the supply of oxygen in the body.
What are the factors that changes the rate of heart beats?
Blood Pressure, Activity being preformed, breathing pattern, and health
What does rate of breathing indicate?
what does rate breathing indicate
How does toph know when someone is lying?
When you lie, your breathing pattern changes and your heart rate increase. Toph can detect that with her Earthbending.
What breathing changes occur as you age?
what breathing changes occurs when you age
If the breathing rate of males different from that of females?
breathing rate is nothing but loose it means
If the breathing rate of male is different from that females?
breathing rate is nothing but loose it means
