Question

As you travel to higher altitudes, the concentration of gases in the air including oxygen decreases. How might a runner who trained at sea level perform on a race taking place at 2000m above sea level?

Answer 1

Answer:

His production of RBC cells increases in number

Answer 2

Answer:

A runner or athlete has lungs of great capacity. But this won't be enough for the athlete and he/she will experience fatigue after some time. But comparing his condition to a normal person, the athlete will perform better in the race.