Question

Why does the rate of breathing increase while walking uphill?

Answer 1

Answer:

because while walking energy of our body is used and to produce energy body requires oxygen so whenever the level of oxygen in our body decreased to gain it in a larger amount breathing increases so while walking uphill we need more energy so we need more oxygen

Answer 2

Answer:

Explanation:

The rate of breathing increases while climbing uphill because the atmosphere is very thin at high altitudes and hence the amount of oxygen present in the air deceases. ... So to increase the amount of oxygen, the rate of breathing is increased.