science help #2?

Question

identify factors that may effect an individuals recovery time, identify reasons for changes in color or breating rate, explain or compare anaerobic respiratory and aerobic respiratory

Answer 1

Recovery time from what?

Here are just a few things what we can recover from:
Injury
Stress
Exhaustion - Heat
Exhaustion - Physical
Illness

All of which have very different factors and very different steps.

If you update you're question I'll update my answer.