The main function of the respiratory system is to <span>manage the intake of oxygen and the output of carbon dioxide.</span>
Answer: your start to feel dizzy and have nasal pain, it also makes you have a headache in your right temple.
When you feel better you are still a lil dizzy but the headache goes away,
Do what they want you to do right now. And help them when you weren't even asked too. Don't ask constantly bring the idea up. ask every once in a while. And show attention to the cats and the dogs. So that your parents see that you really care about them and that you will take time out of your day to do stuff for the animals in the household. And also make sure you have good grades too.
Well quite frankly there is many reasons, it can help them to avoid stress, anxiety, depression and other mental illnesses.
If you have good cardio respiratory endurance, then you'll be able to do rigorous physical activity for longer amounts of time, because like other muscles in your body, the more you stretch them the stronger they get and the longer they would last.
Hope that helps and makes sense :)